{"id":10322,"date":"2026-03-19T12:24:24","date_gmt":"2026-03-19T03:24:24","guid":{"rendered":"https:\/\/techmania.jp\/blog\/?p=10322"},"modified":"2026-03-26T18:18:51","modified_gmt":"2026-03-26T09:18:51","slug":"clang-malloc","status":"publish","type":"post","link":"https:\/\/techmania.jp\/blog\/clang-malloc\/","title":{"rendered":"\u3010C\u8a00\u8a9e\u5165\u9580\u3011malloc\u3067\u52d5\u7684\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3059\u308b"},"content":{"rendered":"\n<p>C\u8a00\u8a9e\u306f\u3001\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u4e0a\u3067\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u304c\u7279\u306b\u91cd\u8981\u306b\u306a\u3063\u3066\u304f\u308b\u8a00\u8a9e\u306e1\u3064\u3067\u3059\u3002<br>\u4e2d\u3067\u3082\u3001\u914d\u5217\u306a\u3069\u6570\u591a\u304f\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u53ef\u80fd\u6027\u306e\u3042\u308b\u5834\u9762\u3067\u306f\u3001\u9069\u5207\u306a\u30e1\u30e2\u30ea\u7ba1\u7406\u304c\u91cd\u8981\u306b\u306a\u3063\u3066\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30e2\u30ea\u306b\u95a2\u3059\u308b\u95a2\u6570\u306e\u4e2d\u3067\u3001\u914d\u5217\u306a\u3069\u306e\u30b5\u30a4\u30ba\u3092\u52d5\u7684\u306b\u6c7a\u5b9a\u3057\u305f\u3044\u5834\u5408\u306b\u5fc5\u8981\u3068\u306a\u308b\u306e\u304c\u3001malloc\u95a2\u6570\u3067\u3059\u3002<br>\u4eca\u56de\u306f\u3001C\u8a00\u8a9e\u3067 malloc\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__1\" class=\"wp-block-heading\">C\u8a00\u8a9e\u306emalloc\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>malloc\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u969b\u306e\u5fc5\u8981\u5206\u306b\u5408\u308f\u305b\u3066\u3001\u30e1\u30e2\u30ea\u3092\u52d5\u7684\u306b\u78ba\u4fdd\u3059\u308b\u95a2\u6570\u3067\u3059\u3002<br>\u305d\u306e\u7279\u6027\u4e0a\u3001\u56fa\u5b9a\u30b5\u30a4\u30ba\u3067\u306a\u3044\u914d\u5217\u306a\u3069\u3001\u5fc5\u8981\u306a\u30e1\u30e2\u30ea\u30b5\u30a4\u30ba\u304c\u5909\u52d5\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u4f7f\u7528\u6642\u306b\u6d3b\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001malloc\u95a2\u6570\u306b\u3088\u3063\u3066\u78ba\u4fdd\u3055\u308c\u305f\u30e1\u30e2\u30ea\u9818\u57df\u306f\u3001\u95a2\u6570\u5185\u3067\u4f7f\u7528\u3059\u308b\u5909\u6570\u306a\u3069\u3001\u30d6\u30ed\u30c3\u30af\u306e\u7d42\u308f\u308a\u3054\u3068\u306b\u30e1\u30e2\u30ea\u304c\u89e3\u653e\u3055\u308c\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306f\u7570\u306a\u308a\u3001free\u95a2\u6570\u3092\u5b9f\u884c\u3059\u308b\u307e\u3067\u30e1\u30e2\u30ea\u304c\u4fdd\u6301\u3055\u308c\u7d9a\u3051\u308b\u7279\u5fb4\u3092\u6301\u3061\u307e\u3059\u3002<br>\u305d\u306e\u305f\u3081\u3001\u95a2\u6570\u306e\u623b\u308a\u5024\u306b\u30dd\u30a4\u30f3\u30bf\u3092\u8fd4\u3059\u5834\u5408\u306a\u3069\u3001\u5272\u308a\u5f53\u3066\u305f\u30e1\u30e2\u30ea\u3092\u30b9\u30b3\u30fc\u30d7\u5916\u3067\u4f7f\u7528\u3059\u308b\u969b\u306b\u3082\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__2\" class=\"wp-block-heading\">malloc\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<p>malloc\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u300cstdlib.h\u300d \u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u5fd8\u308c\u305a\u306b\u8a18\u8ff0\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdlib.h><\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u95a2\u6570\u306e\u57fa\u672c\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>( \u30c7\u30fc\u30bf\u578b* )malloc( sizeof(\u30c7\u30fc\u30bf\u578b) );<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\"> \u30c7\u30fc\u30bf\u578b<\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">sizeof(<\/span><span style=\"color: #EEFFFF\">\u30c7\u30fc\u30bf\u578b<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>malloc\u95a2\u6570\u306f\u3001\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u30e1\u30e2\u30ea\u9818\u57df\u3092\u793a\u3059 void\u578b\u306e\u30dd\u30a4\u30f3\u30bf\u30fc\u3092\u623b\u308a\u5024\u3068\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002<br>\u305d\u306e\u305f\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066 \u300c( \u30c7\u30fc\u30bf\u578b* )\u300d \u3067\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u95a2\u6570\u306e\u5f15\u6570\u306b\u306f\u3001\u53d6\u5f97\u3059\u308b\u30e1\u30e2\u30ea\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br>sizeof\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5bfe\u8c61\u306e\u30c7\u30fc\u30bf\u578b\u306e\u30e1\u30e2\u30ea\u30b5\u30a4\u30ba\u3092\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u53d6\u5f97\u3057\u305f\u30b5\u30a4\u30ba\u306f\u30e1\u30e2\u30ea1\u3064\u5206\u3068\u306a\u308b\u305f\u3081\u30012\u3064\u4ee5\u4e0a\u306e\u30e1\u30e2\u30ea\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u5fc5\u8981\u306a\u5206\u3060\u3051\u4e57\u7b97\u3057\u3066\u53d6\u5f97\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdio.h>\n#include &lt;stdlib.h>\n\nint main(void){\n\n    int *numlist;\n\n    numlist = (int*)malloc(sizeof(int) * 5);\n\n    if (numlist == NULL) {\n\n        printf(\"malloc error\\n\");\n        return -1;\n    } else {\n\n        int i;\n    \n        for (i = 0; i &lt; 5; i++) {\n            numlist&#91;i&#93; = i + 1;\n            printf(\"%d\\n\", numlist&#91;i&#93;);\n        }\n    }\n\n    free(numlist);\n\n    return 0;\n}<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdio.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #C792EA\">int<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #82AAFF\">main<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">void<\/span><span style=\"color: #89DDFF\">){<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    numlist <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">if<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist <\/span><span style=\"color: #89DDFF\">==<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">NULL)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">malloc error<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">-<\/span><span style=\"color: #F78C6C\">1<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF; font-style: italic\">else<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">for<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">i <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">++)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #EEFFFF\">numlist<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">+<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">1<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #F07178\">%d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">numlist<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">\u5b9f\u884c\u7d50\u679c<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>1\n2\n3\n4\n5<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #EEFFFF\">1<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">2<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">3<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">4<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">5<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u300c(sizeof(int) * 5)\u300d \u3067 int\u578b\u306e\u8981\u7d205\u3064\u5206\u306e\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u3066\u3044\u307e\u3059\u3002<br>malloc\u95a2\u6570\u3067\u78ba\u4fdd\u3055\u308c\u305f\u30e1\u30e2\u30ea\u9818\u57df\u306f\u914d\u5217\u306e\u3088\u3046\u306b\u9023\u7d9a\u3057\u305f\u5834\u6240\u306b\u3042\u308b\u305f\u3081\u3001\u914d\u5217\u3068\u540c\u69d8\u306b\u6dfb\u5b57\u3067\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001malloc\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u306f\u30012\u3064\u6ce8\u610f\u3059\u308b\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\uff11\u70b9\u76ee\u306f\u3001\u30e1\u30e2\u30ea\u9818\u57df\u304c\u8db3\u308a\u306a\u3044\u306a\u3069\u306e\u7406\u7531\u3067\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u3053\u3068\u3067\u3059\u3002<br>\u305d\u306e\u5834\u5408\u3001\u95a2\u6570\u306f NULL\u3092\u623b\u308a\u5024\u3068\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u78ba\u4fdd\u3055\u308c\u3066\u3044\u306a\u3044\u9818\u57df\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3088\u3046\u3068\u3057\u3066\u3057\u307e\u3046\u3068\u5f53\u7136\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u5b9f\u969b\u306b malloc\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u6642\u306f\u5fc5\u305a NULL\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3046\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>2\u70b9\u76ee\u306f\u3001\u78ba\u4fdd\u3055\u308c\u305f\u9818\u57df\u304c\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u7d42\u4e86\u6642\u4ee5\u5916\u306b\u81ea\u52d5\u3067\u89e3\u653e\u3055\u308c\u308b\u3053\u3068\u304c\u306a\u3044\u3053\u3068\u3067\u3059\u3002<br>\u305d\u306e\u305f\u3081\u3001\u4e0d\u8981\u306b\u306a\u3063\u305f\u6bb5\u968e\u3067 free\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3001\u624b\u52d5\u3067\u89e3\u653e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30e2\u30ea\u306e\u89e3\u653e\u3092\u5fd8\u308c\u308b\u3068\u3001\u78ba\u4fdd\u3057\u305f\u9818\u57df\u304c\u6b8b\u308a\u7d9a\u3051\u3066\u5727\u8feb\u3057\u3066\u3057\u307e\u3046\u539f\u56e0\u3068\u306a\u308b\u305f\u3081\u3001\u5fd8\u308c\u305a\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 id=\"outline__3\" class=\"wp-block-heading\">malloc\u3067\u78ba\u4fdd\u3057\u305f\u30e1\u30e2\u30ea\u3092\u6271\u3046\u69d8\u3005\u306a\u95a2\u6570<\/h2>\n\n\n\n<p>\u78ba\u4fdd\u3057\u305f\u30e1\u30e2\u30ea\u9818\u57df\u3092\u521d\u671f\u5316\u3057\u305f\u308a\u3001\u5225\u306e\u9818\u57df\u306b\u5024\u3092\u30b3\u30d4\u30fc\u3057\u305f\u308a\u306a\u3069\u3001\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u3068\u4fbf\u5229\u306a\u95a2\u6570\u304c\u3044\u304f\u3064\u304b\u5b58\u5728\u3059\u308b\u306e\u3067\u3001\u5408\u308f\u305b\u3066\u7d39\u4ecb\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br>\u305d\u308c\u305e\u308c\u3001\u9806\u306b\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 id=\"outline__3_1\" class=\"wp-block-heading\">memset\u95a2\u6570<\/h3>\n\n\n\n<p>malloc\u95a2\u6570\u3067\u78ba\u4fdd\u3055\u308c\u305f\u9818\u57df\u306f\u521d\u671f\u5316\u304c\u884c\u308f\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u4f7f\u7528\u524d\u306b\u5024\u3092\u624b\u52d5\u3067\u5165\u308c\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u30e1\u30e2\u30ea\u306e\u78ba\u4fdd\u5f8c\u306b\u5373\u5ea7\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u5834\u5408\u306b\u306f\u7279\u306b\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4e8b\u524d\u306b\u540c\u4e00\u306e\u5024\u3067\u521d\u671f\u5316\u3092\u3057\u3066\u304a\u304d\u305f\u3044\u30b1\u30fc\u30b9\u306a\u3069\u3067\u4f7f\u7528\u3059\u308b\u3068\u4fbf\u5229\u306a\u306e\u304c\u3001memset\u95a2\u6570\u3067\u3059\u3002<\/p>\n\n\n\n<p>memset\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u300cstring.h\u300d \u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u95a2\u6570\u306e\u57fa\u672c\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>memset(\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9, \u521d\u671f\u5024, \u30d0\u30a4\u30c8\u6570)<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #82AAFF\">memset<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\">\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u521d\u671f\u5024<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u30d0\u30a4\u30c8\u6570<\/span><span style=\"color: #89DDFF\">)<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u7b2c1\u5f15\u6570\u306b\u306f\u3001\u521d\u671f\u5316\u3057\u305f\u3044\u9818\u57df\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br>malloc\u95a2\u6570\u306e\u623b\u308a\u5024\u306f\u78ba\u4fdd\u3057\u305f\u30e1\u30e2\u30ea\u9818\u57df\u306e\u5148\u982d\u30a2\u30c9\u30ec\u30b9\u3068\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u305d\u306e\u307e\u307e\u623b\u308a\u5024\u3092\u683c\u7d0d\u3057\u305f\u30dd\u30a4\u30f3\u30bf\u5909\u6570\u3092\u6307\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u7b2c2\u5f15\u6570\u306b\u306f\u521d\u671f\u5024\u3092\u3001\u7b2c3\u5f15\u6570\u306b\u306f\u521d\u671f\u5316\u3059\u308b\u30e1\u30e2\u30ea\u306e\u30d0\u30a4\u30c8\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdio.h>\n#include &lt;stdlib.h>\n#include &lt;string.h>\n\nint main(void) {\n\n    int *numlist;\n\n    numlist = (int *)malloc(sizeof(int) * 5);\n\n    if (numlist == NULL) {\n        printf(\"malloc error\\n\");\n\n        return -1;\n    } else {\n        memset(numlist, 0, sizeof(numlist));\n\n        int i;\n\n        for (i = 0; i &lt; 5; i++) {\n            printf(\"%d\\n\", numlist&#91;i&#93;);\n        }\n    }\n\n    free(numlist);\n\n    return 0;\n}<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdio.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">string.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #C792EA\">int<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #82AAFF\">main<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">void<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    numlist <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">if<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist <\/span><span style=\"color: #89DDFF\">==<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">NULL)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">malloc error<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">-<\/span><span style=\"color: #F78C6C\">1<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF; font-style: italic\">else<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">memset<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">sizeof(<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">));<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">for<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">i <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">++)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #F07178\">%d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">numlist<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">\u5b9f\u884c\u7d50\u679c<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>0\n0\n0\n0\n0<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #EEFFFF\">0<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">0<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">0<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">0<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">0<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u8981\u7d20\u30920\u3067\u4e00\u65e6\u521d\u671f\u5316\u3057\u3066\u3044\u307e\u3059\u3002<br>\u5b9f\u884c\u7d50\u679c\u3092\u898b\u308b\u3068\u3001\u540c\u3058\u5024\u3067\u554f\u984c\u306a\u304f\u521d\u671f\u5316\u3055\u308c\u3066\u3044\u308b\u306e\u304c\u5206\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001memset\u95a2\u6570\u3092\u4f7f\u3063\u3066\u521d\u671f\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u3092\u3088\u308a\u7c21\u6f54\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__3_2\" class=\"wp-block-heading\">memcpy\u95a2\u6570<\/h3>\n\n\n\n<p>\u78ba\u4fdd\u3057\u305f\u9818\u57df\u306e\u5185\u5bb9\u3092\u5225\u306e\u9818\u57df\u3078\u30b3\u30d4\u30fc\u3057\u305f\u3044\u969b\u306b\u4f7f\u7528\u3059\u308b\u3068\u4fbf\u5229\u306a\u306e\u304cmemcpy\u95a2\u6570\u3067\u3059\u3002<\/p>\n\n\n\n<p>memcpy\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001memset\u95a2\u6570\u3068\u540c\u69d8\u306b\u300cstring.h\u300d \u30d5\u30a1\u30a4\u30eb\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u57fa\u672c\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>memcpy(\u30b3\u30d4\u30fc\u5148\u30a2\u30c9\u30ec\u30b9, \u30b3\u30d4\u30fc\u5143\u30a2\u30c9\u30ec\u30b9, \u30d0\u30a4\u30c8\u6570)<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #82AAFF\">memcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\">\u30b3\u30d4\u30fc\u5148\u30a2\u30c9\u30ec\u30b9<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u30b3\u30d4\u30fc\u5143\u30a2\u30c9\u30ec\u30b9<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u30d0\u30a4\u30c8\u6570<\/span><span style=\"color: #89DDFF\">)<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u7b2c1\u5f15\u6570\u306b\u30b3\u30d4\u30fc\u5148\u306e\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9\u3001\u7b2c2\u5f15\u6570\u306b\u30b3\u30d4\u30fc\u5143\u306e\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br>\u8a18\u8ff0\u306e\u969b\u306b\u306f\u9806\u756a\u3092\u9593\u9055\u3048\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u7b2c3\u5f15\u6570\u306b\u306f\u3001\u30b3\u30d4\u30fc\u3059\u308b\u30e1\u30e2\u30ea\u306e\u30d0\u30a4\u30c8\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdio.h>\n#include &lt;stdlib.h>\n#include &lt;string.h>\n\nint main(void) {\n    int *numlist1;\n    int *numlist2;\n\n    numlist1 = (int *)malloc(sizeof(int) * 2);\n    numlist2 = (int *)malloc(sizeof(int) * 2);\n\n    if (numlist1 == NULL || numlist2 == NULL) {\n        printf(\"malloc error\\n\");\n        return -1;\n    } else {\n        int i;\n\n        for (i = 0; i &lt; 5; i++) {\n            numlist1&#91;i&#93; = i + 10;\n            numlist2&#91;i&#93; = i + 20;\n        }\n\n        printf(\"\u30b3\u30d4\u30fc\u524d\\n\");\n        for (i = 0; i &lt; 2; i++) {\n            printf(\"%d\\n\", numlist1&#91;i&#93;);\n        }\n\n        memcpy(numlist1, numlist2, sizeof(numlist2));\n\n        printf(\"\u30b3\u30d4\u30fc\u5f8c\\n\");\n        for (i = 0; i &lt; 2; i++) {\n            printf(\"%d\\n\", numlist1&#91;i&#93;);\n        }\n    }\n\n    free(numlist1);\n    free(numlist2);\n\n    return 0;\n}<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdio.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">string.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #C792EA\">int<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #82AAFF\">main<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">void<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">numlist1<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">numlist2<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    numlist1 <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">2<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    numlist2 <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">2<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">if<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist1 <\/span><span style=\"color: #89DDFF\">==<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">NULL<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">||<\/span><span style=\"color: #F07178\"> numlist2 <\/span><span style=\"color: #89DDFF\">==<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">NULL)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">malloc error<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">-<\/span><span style=\"color: #F78C6C\">1<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF; font-style: italic\">else<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">for<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">i <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">++)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #EEFFFF\">numlist1<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">+<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">10<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #EEFFFF\">numlist2<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">+<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">20<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">\u30b3\u30d4\u30fc\u524d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">for<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">i <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">2<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">++)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #F07178\">%d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">numlist1<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">memcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist1<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> numlist2<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">sizeof(<\/span><span style=\"color: #F07178\">numlist2<\/span><span style=\"color: #89DDFF\">));<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">\u30b3\u30d4\u30fc\u5f8c<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF; font-style: italic\">for<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">i <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">2<\/span><span style=\"color: #89DDFF\">;<\/span><span style=\"color: #F07178\"> i<\/span><span style=\"color: #89DDFF\">++)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">            <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #F07178\">%d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">numlist1<\/span><span style=\"color: #89DDFF\">&#91;<\/span><span style=\"color: #F07178\">i<\/span><span style=\"color: #89DDFF\">&#93;);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">        <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF\">}<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist1<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">numlist2<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">Plaintext<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>\u30b3\u30d4\u30fc\u524d\n10\n11\n\u30b3\u30d4\u30fc\u5f8c\n20\n21<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #EEFFFF\">\u30b3\u30d4\u30fc\u524d<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">10<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">11<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">\u30b3\u30d4\u30fc\u5f8c<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">20<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">21<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u4f7f\u7528\u6642\u306e\u6ce8\u610f\u70b9\u3068\u3057\u3066\u3001\u30b3\u30d4\u30fc\u5148\u306e\u30e1\u30e2\u30ea\u9818\u57df\u3068\u30b3\u30d4\u30fc\u5143\u306e\u30e1\u30e2\u30ea\u9818\u57df\u306e\u4e00\u90e8\u304c\u88ab\u3063\u3066\u3044\u308b\u5834\u5408\u306b\u3001memcpy\u95a2\u6570\u3067\u306f\u6319\u52d5\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<br>\u9818\u57df\u304c\u91cd\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u5408\u306f\u3001memmove\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u4e0a\u8a18\u306e\u4f8b\u306e\u3088\u3046\u306b\u901a\u5e38\u306e\u914d\u5217\u3084\u6587\u5b57\u5217\u3092\u30b3\u30d4\u30fc\u3059\u308b\u969b\u306f\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30dd\u30a4\u30f3\u30bf\u30e1\u30f3\u30d0\u3092\u6301\u3064\u69cb\u9020\u4f53\u306e\u5834\u5408\u3001\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30a2\u30c9\u30ec\u30b9\u306e\u307f\u304c\u30b3\u30d4\u30fc\u3055\u308c\u308b\u305f\u3081\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<br>\u3053\u306e\u3088\u3046\u306a\u30b3\u30d4\u30fc\u306f\u30b7\u30e3\u30ed\u30fc\u30b3\u30d4\u30fc(\u6d45\u3044\u30b3\u30d4\u30fc) \u3068\u547c\u3070\u308c\u3001\u30b3\u30d4\u30fc\u5148\u3068\u30b3\u30d4\u30fc\u5143\u3067\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u5148\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u305f\u3081\u3001\u7247\u65b9\u306e\u5024\u3092\u5909\u66f4\u3059\u308b\u3068\u3082\u3046\u7247\u65b9\u306e\u5024\u3082\u5909\u66f4\u3055\u308c\u3066\u3057\u307e\u3046\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u751f\u3058\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdio.h>\n#include &lt;stdlib.h>\n#include &lt;string.h>\n\ntypedef struct {\n    int age;\n    char *name;\n} Person;\n\nint main(void) {\n    Person *a, *b;\n\n    a = (Person *)malloc(sizeof(Person));\n    b = (Person *)malloc(sizeof(Person));\n\n    a->age = 15;\n    a->name = (char *)malloc(sizeof(char) * 20);\n    strcpy(a->name, \"Taro Yamada\");\n\n    memcpy(b, a, sizeof(Person));\n\n    printf(\"a.name\uff1a%s\\n\", a->name);\n    printf(\"b.name\uff1a%s\\n\", b->name);\n\n    strcpy(a->name, \"Jiro Tanaka\");\n\n    printf(\"a.name\uff1a%s\\n\", a->name);\n    printf(\"b.name\uff1a%s\\n\", b->name);\n\n    free(a);\n    free(b);\n\n    return 0;\n}<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdio.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">string.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F78C6C\">typedef<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #C792EA\">struct<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> age<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">name<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><span style=\"color: #EEFFFF\"> Person<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #C792EA\">int<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #82AAFF\">main<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">void<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    Person <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">a<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">b<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    a <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">Person <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #F07178\">Person<\/span><span style=\"color: #89DDFF\">));<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    b <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">Person <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #F07178\">Person<\/span><span style=\"color: #89DDFF\">));<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">age<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">15<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">20<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">strcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">Taro Yamada<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">memcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">b<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> a<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">sizeof(<\/span><span style=\"color: #F07178\">Person<\/span><span style=\"color: #89DDFF\">));<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">a.name\uff1a<\/span><span style=\"color: #F07178\">%s<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">b.name\uff1a<\/span><span style=\"color: #F07178\">%s<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">b<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">strcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">Jiro Tanaka<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">a.name\uff1a<\/span><span style=\"color: #F07178\">%s<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">a<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">b.name\uff1a<\/span><span style=\"color: #F07178\">%s<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #EEFFFF\">b<\/span><span style=\"color: #89DDFF\">-&gt;<\/span><span style=\"color: #EEFFFF\">name<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">a<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">b<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">\u5b9f\u884c\u7d50\u679c<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>a.name\uff1aTaro Yamada\nb.name\uff1aTaro Yamada\na.name\uff1aJiro Tanaka\nb.name\uff1aJiro Tanaka<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #EEFFFF\">a.name\uff1aTaro Yamada<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">b.name\uff1aTaro Yamada<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">a.name\uff1aJiro Tanaka<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">b.name\uff1aJiro Tanaka<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u306e\u5834\u5408\u306f\u3001\u69cb\u9020\u4f53\u3054\u3068\u3067\u306f\u306a\u304f\u500b\u5225\u306e\u30e1\u30f3\u30d0\u3054\u3068\u306b\u30b3\u30d4\u30fc\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 id=\"outline__3_3\" class=\"wp-block-heading\">memcmp\u95a2\u6570<\/h3>\n\n\n\n<p>\u30e1\u30e2\u30ea\u9818\u57df\u3054\u3068\u306e\u5185\u5bb9\u3092\u6bd4\u8f03\u3057\u305f\u3044\u5834\u5408\u306b\u4f7f\u7528\u53ef\u80fd\u306a\u306e\u304c\u3001memcmp\u95a2\u6570\u3067\u3059\u3002<br>memcmp\u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u30e1\u30e2\u30ea\u540c\u58eb\u306e\u5024\u306e\u5927\u5c0f\u3092\u6bd4\u8f03\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u4ee5\u4e0b\u306e\u6570\u5024\u3067\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u304c\u4e00\u81f4\u3059\u308b\u5834\u5408 \u2026 0 \u3092\u8fd4\u5374<\/li>\n\n\n\n<li>\u6bd4\u8f03\u5143\u306e\u30c7\u30fc\u30bf\u304c\u5927\u304d\u3044\u5834\u5408 \u2026 \u6b63\u306e\u5024\u3092\u8fd4\u5374<\/li>\n\n\n\n<li>\u6bd4\u8f03\u5143\u306e\u30c7\u30fc\u30bf\u304c\u5c0f\u3055\u3044\u5834\u5408 \u2026 \u8ca0\u306e\u5024\u3092\u8fd4\u5374<\/li>\n<\/ul>\n\n\n\n<p>\u57fa\u672c\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>memcmp(\u6bd4\u8f03\u5143\u306e\u30a2\u30c9\u30ec\u30b9, \u6bd4\u8f03\u5148\u306e\u30a2\u30c9\u30ec\u30b9, \u30d0\u30a4\u30c8\u6570);<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #82AAFF\">memcmp<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #EEFFFF\">\u6bd4\u8f03\u5143\u306e\u30a2\u30c9\u30ec\u30b9<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u6bd4\u8f03\u5148\u306e\u30a2\u30c9\u30ec\u30b9<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #EEFFFF\"> \u30d0\u30a4\u30c8\u6570<\/span><span style=\"color: #89DDFF\">);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u5b9f\u969b\u306e\u52d5\u304d\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">C<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>#include &lt;stdio.h>\n#include &lt;stdlib.h>\n#include &lt;string.h>\n\nint main(void) {\n    char *str1, *str2;\n    int result;\n\n    str1 = (char *)malloc(sizeof(char) * 5);\n    str2 = (char *)malloc(sizeof(char) * 5);\n\n    strcpy(str1, \"Hello\");\n    strcpy(str2, \"Hello\");\n\n    result = memcmp(str1, str2, sizeof(char) * 5);\n\n    printf(\"\u7d50\u679c\uff1a%d\\n\", result);\n\n    free(str1);\n    free(str2);\n\n    return 0;\n}<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdio.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">stdlib.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF; font-style: italic\">#include<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">&lt;<\/span><span style=\"color: #C3E88D\">string.h<\/span><span style=\"color: #89DDFF\">&gt;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #C792EA\">int<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #82AAFF\">main<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">void<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #EEFFFF\"> <\/span><span style=\"color: #89DDFF\">{<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">str1<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\">str2<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #C792EA\">int<\/span><span style=\"color: #F07178\"> result<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    str1 <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    str2 <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*)<\/span><span style=\"color: #82AAFF\">malloc<\/span><span style=\"color: #89DDFF\">(sizeof(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">strcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">str1<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">Hello<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">strcpy<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">str2<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">Hello<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    result <\/span><span style=\"color: #89DDFF\">=<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #82AAFF\">memcmp<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">str1<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> str2<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">sizeof(<\/span><span style=\"color: #C792EA\">char<\/span><span style=\"color: #89DDFF\">)<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #89DDFF\">*<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">5<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">printf<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #C3E88D\">\u7d50\u679c\uff1a<\/span><span style=\"color: #F07178\">%d<\/span><span style=\"color: #EEFFFF\">\\n<\/span><span style=\"color: #89DDFF\">&quot;<\/span><span style=\"color: #89DDFF\">,<\/span><span style=\"color: #F07178\"> result<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">str1<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #82AAFF\">free<\/span><span style=\"color: #89DDFF\">(<\/span><span style=\"color: #F07178\">str2<\/span><span style=\"color: #89DDFF\">);<\/span><\/span>\n<span class=\"line\"><\/span>\n<span class=\"line\"><span style=\"color: #F07178\">    <\/span><span style=\"color: #89DDFF; font-style: italic\">return<\/span><span style=\"color: #F07178\"> <\/span><span style=\"color: #F78C6C\">0<\/span><span style=\"color: #89DDFF\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #89DDFF\">}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono-NL.ttf\" style=\"font-size:clamp(14px, .875rem, 21px);font-family:Code-Pro-JetBrains-Mono-NL,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:clamp(20px, 1.25rem, 30px);--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:flex;align-items:center;padding:10px 0px 10px 16px;margin-bottom:-2px;width:100%;text-align:left;background-color:#304047;color:#d5ffff\">\u5b9f\u884c\u7d50\u679c<\/span><span role=\"button\" tabindex=\"0\" style=\"color:#EEFFFF;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>\u6bd4\u8f03\u7d50\u679c\uff1a0\n\u6bd4\u8f03\u7d50\u679c\uff1a-29<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M4.5 12.75l6 6 9-13.5\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M16.5 8.25V6a2.25 2.25 0 00-2.25-2.25H6A2.25 2.25 0 003.75 6v8.25A2.25 2.25 0 006 16.5h2.25m8.25-8.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-7.5A2.25 2.25 0 018.25 18v-1.5m8.25-8.25h-6a2.25 2.25 0 00-2.25 2.25v6\"><\/path><\/svg><\/span><pre class=\"shiki material-theme\" style=\"background-color: #263238\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #EEFFFF\">\u6bd4\u8f03\u7d50\u679c\uff1a0<\/span><\/span>\n<span class=\"line\"><span style=\"color: #EEFFFF\">\u6bd4\u8f03\u7d50\u679c\uff1a-29<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>\u4e0a\u8ff0\u306e\u7d50\u679c\u3092\u898b\u308b\u3068\u5206\u304b\u308b\u3088\u3046\u306b\u3001\u540c\u3058\u6587\u5b57\u5217\u306e\u5834\u5408\u306f\uff10\u3001\u9055\u3046\u5834\u5408\u306f\uff10\u4ee5\u5916\u306e\u6570\u5024\u304c\u8fd4\u5374\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6587\u5b57\u5217\u306e\u6bd4\u8f03\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306f\u3001\u623b\u308a\u5024\u304c\uff10\u304b\u3069\u3046\u304b\u3067\u6761\u4ef6\u5206\u3051\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u6570\u5024\u306a\u3069\u306e\u5834\u5408\u306f\u3001\u623b\u308a\u5024\u304c\u6b63\u306e\u5024\u304b\u8ca0\u306e\u5024\u304b\u3067\u3001\u5927\u5c0f\u306e\u6bd4\u8f03\u3092\u884c\u3046\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__4\" class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u3044\u304b\u304c\u3067\u3057\u305f\u304b\uff1f\u4eca\u56de\u306f\u3001malloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u4ed6\u306e\u8a00\u8a9e\u306b\u6bd4\u3079\u3066\u3082\u3001\u30e1\u30e2\u30ea\u5468\u308a\u3092\u610f\u8b58\u3057\u3066\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u6027\u304c\u9ad8\u3044C\u8a00\u8a9e\u3067\u306f\u3001\u7279\u306b\u91cd\u8981\u306a\u95a2\u6570\u306e1\u3064\u3068\u306a\u3063\u3066\u304d\u307e\u3059\u3002<br>\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u3057\u3063\u304b\u308a\u3068\u628a\u63e1\u3057\u3001\u5b9f\u969b\u306e\u958b\u767a\u306b\u5f79\u7acb\u3066\u3089\u308c\u308b\u3088\u3046\u4e8b\u524d\u306b\u7df4\u7fd2\u3057\u3066\u304a\u304f\u3068\u3044\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9\u3084\u30dd\u30a4\u30f3\u30bf\u5909\u6570\u306e\u4f7f\u3044\u65b9\u306a\u3069\u306b\u95a2\u3059\u308b\u77e5\u8b58\u3082 C\u8a00\u8a9e\u3067\u306f\u91cd\u8981\u3068\u306a\u3063\u3066\u304f\u308b\u305f\u3081\u3001\u3053\u3061\u3089\u3082\u5408\u308f\u305b\u3066\u78ba\u8a8d\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__5\" class=\"wp-block-heading\">C\u8a00\u8a9e\u306e\u52c9\u5f37\u65b9\u6cd5\u306f\uff1f<\/h2>\n\n\n<p>\u66f8\u7c4d\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u5b66\u7fd2\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u6628\u4eca\u3067\u306f\u3001YouTube\u306a\u3069\u306e\u52d5\u753b\u30b5\u30a4\u30c8\u3084\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30a4\u30c8\u306a\u3069\u3082\u5145\u5b9f\u3057\u3066\u3044\u3066\u591a\u304f\u306e\u60c5\u5831\u304c\u624b\u306b\u5165\u308a\u307e\u3059\u3002<br \/>\u305d\u3057\u3066\u3001\u3088\u308a\u52b9\u7387\u7684\u306b\u77e5\u8b58\u30fb\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3059\u308b\u306b\u306f\u3001\u77e5\u8b58\u3092\u3064\u3051\u306a\u304c\u3089\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u3066\u307f\u308b\u306a\u3069\u3001\u30a4\u30f3\u30d7\u30c3\u30c8\u3068\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u3066\u3044\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u72ec\u5b66\u306e\u5834\u5408\u306f\u3001\u6709\u8b58\u8005\u306b\u8cea\u554f\u304c\u3067\u304d\u305f\u308a\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u3082\u3089\u3048\u308b\u3088\u3046\u306a\u74b0\u5883\u304c\u3042\u308b\u3068\u3001\u7406\u89e3\u5ea6\u304c\u6df1\u307e\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u305f\u3060\u3001C\u8a00\u8a9e\u306b\u9650\u3089\u305a\u3001IT\u30b9\u30ad\u30eb\u3092\u8eab\u306b\u3064\u3051\u308b\u969b\u3001\u3069\u3046\u3057\u3066\u3082\u8ab2\u984c\u306b\u3076\u3064\u304b\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u306f\u3042\u308a\u307e\u3059\u3088\u306d\u3002\u7279\u306b\u72ec\u5b66\u3060\u3068\u3001\u308f\u304b\u3089\u306a\u3044\u90e8\u5206\u3092\u30d7\u30ed\u306b\u8cea\u554f\u3067\u304d\u308b\u6a5f\u4f1a\u3092\u78ba\u4fdd\u3057\u306b\u304f\u304f\u3001\u30e2\u30c1\u30d9\u30fc\u30b7\u30e7\u30f3\u304c\u7d9a\u304d\u306b\u304f\u3044\u3068\u3044\u3046\u5074\u9762\u304c\u3042\u308a\u307e\u3059\u3002\u72ec\u5b66\u3067\u30e2\u30c1\u30d9\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3059\u308b\u81ea\u4fe1\u304c\u306a\u3044\u4eba\u306b\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u3068\u3044\u3046\u624b\u3082\u3042\u308a\u307e\u3059\u3002\u8cbb\u7528\u306f\u639b\u304b\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u5206\u30b9\u30ad\u30eb\u3092\u8eab\u306b\u3064\u3051\u3084\u3059\u3044\u3067\u3059\u3002\u3057\u3063\u304b\u308a\u3068\u77e5\u8b58\u30fb\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3057\u3066\u5b9f\u8df5\u306b\u6d3b\u304b\u3057\u305f\u3044\u3068\u3044\u3046\u4eba\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n<p><span class=\"markerYellow\"><strong>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u306a\u3089\u30c6\u30c3\u30af\u30de\u30cb\u30a2\u304c\u304a\u3059\u3059\u3081\uff01<\/strong><\/span><\/p>\n\n\n<img decoding=\"async\" src=\"https:\/\/web-img.rensa.jp.net\/rensa\/images\/techmania\/thumbnail\/images\/yuudou.png\" class=\"post-img\" loading=\"lazy\">\n\n\n<p>IT\u30b9\u30ad\u30eb\u9700\u8981\u306e\u9ad8\u307e\u308a\u3068\u3068\u3082\u306b\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u3082\u5897\u3048\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u3069\u306e\u30b9\u30af\u30fc\u30eb\u306b\u901a\u3046\u3079\u304d\u304b\u8ff7\u3063\u3066\u3057\u307e\u3046\u4eba\u3082\u3044\u308b\u3067\u3057\u3087\u3046\u3002\u305d\u3093\u306a\u65b9\u306b\u306f\u30c6\u30c3\u30af\u30de\u30cb\u30a2\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\uff01\u3053\u308c\u307e\u3067\u591a\u304f\u306eIT\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u80b2\u6210\u30fb\u8f29\u51fa\u3057\u3066\u304d\u305f\u30c6\u30c3\u30af\u30de\u30cb\u30a2\u3067\u3082\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30af\u30fc\u30eb\u3092\u958b\u8b1b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"bgBox\">\n<p><strong>\uff1c\u30c6\u30c3\u30af\u30de\u30cb\u30a2\u306e\u7279\u5fb4\uff1e<\/strong><br \/><strong>\u30fb\u305f\u3057\u304b\u306a\u80b2\u6210\u5b9f\u7e3e\u3068\u89aa\u8eab\u306a\u6559\u80b2\u3000\uff5e\u30bb\u30ab\u30f3\u30c9\u30ad\u30e3\u30ea\u30a2\u3092\u5168\u529b\u652f\u63f4\uff5e<\/strong><br \/><strong>\u30fb\u8b1b\u5e2b\u304c\u73fe\u5f79\u30a8\u30f3\u30b8\u30cb\u30a2\u3000\uff5e\u201c\u672c\u5f53\u201d\u306e\u958b\u767a\u30ce\u30a6\u30cf\u30a6\u3092\u76f4\u306b\u5b66\u3079\u308b\uff5e<\/strong><br \/><strong>\u30fb\u5c02\u5c5e\u8b1b\u5e2b\u304c\u5b66\u7fd2\u3092\u5fb9\u5e95\u30b5\u30dd\u30fc\u30c8\u3000\uff5e\u300c\u308f\u304b\u3089\u306a\u3044\u300d\u3092\u5fb9\u5e95\u89e3\u6c7a\uff5e<\/strong><br 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