{"id":8566,"date":"2025-01-10T20:06:50","date_gmt":"2025-01-10T11:06:50","guid":{"rendered":"https:\/\/techmania.jp\/blog\/?p=8566"},"modified":"2025-01-10T20:06:52","modified_gmt":"2025-01-10T11:06:52","slug":"vba-dynamic-array","status":"publish","type":"post","link":"https:\/\/techmania.jp\/blog\/vba-dynamic-array\/","title":{"rendered":"\u3010VBA\u5165\u9580\u3011\u52d5\u7684\u914d\u5217\u3092\u4f7f\u3044\u3053\u306a\u3059\uff01\u52d5\u7684\u914d\u5217\u306e\u5ba3\u8a00\u3001\u8981\u7d20\u306e\u8ffd\u52a0\u30fb\u521d\u671f\u5316\u306e\u65b9\u6cd5\u3092\u89e3\u8aac"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3057\u3066\u6271\u3046\u6642\u3001\u914d\u5217\u3068\u3044\u3046\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u3068\u4fbf\u5229\u306b\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u306b\u3001\u3042\u3068\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u52d5\u7684\u914d\u5217\u3068\u547c\u3070\u308c\u308b\u6a5f\u80fd\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u4ed6\u306e\u30c7\u30fc\u30bf\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u30b9\u30e0\u30fc\u30ba\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u3053\u3067\u4eca\u56de\u306f\u3001VBA\u3067\u3082\u4f7f\u7528\u3059\u308b\u30b1\u30fc\u30b9\u306e\u591a\u3044\u52d5\u7684\u914d\u5217\u306b\u3064\u3044\u3066\u3001\u57fa\u790e\u7684\u306a\u4f7f\u3044\u65b9\u304b\u3089\u5fdc\u7528\u7684\u306a\u65b9\u6cd5\u307e\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br>\u914d\u5217\u306b\u3064\u3044\u3066\u307e\u3060\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u2026\u2026\u3068\u3044\u3046\u65b9\u306f\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n<h2 id=\"outline__1\" class=\"wp-block-heading\">\u52d5\u7684\u914d\u5217\u3068\u306f\uff1f\u9759\u7684\u914d\u5217\u3068\u306e\u9055\u3044\u306f\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u5168\u822c\u306b\u304a\u3044\u3066\u3001\u8907\u6570\u306e\u5024\u3092\u4e00\u3064\u306e\u584a\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u3092\u914d\u5217\u3068\u8a00\u3044\u307e\u3059\u3002\u914d\u5217\u5185\u306b\u3042\u308b\u30c7\u30fc\u30bf\u306e\uff11\u3064\uff11\u3064\u306f\u8981\u7d20\u3068\u547c\u3070\u308c\u3001\u305d\u308c\u305e\u308c\u306b\u5272\u308a\u632f\u3089\u308c\u305f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7(\u6dfb\u5b57)\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5bfe\u5fdc\u3059\u308b\u30c7\u30fc\u30bf\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u52d5\u7684\u914d\u5217\u3068\u306f\u3001\u914d\u5217\u306e\u4e2d\u3067\u3082\u683c\u7d0d\u3067\u304d\u308b\u8981\u7d20\u306e\u6570\u304c\u5897\u6e1b\u53ef\u80fd\u306a\u3082\u306e\u306e\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u53cd\u5bfe\u306b\u3001\u5909\u6570\u3068\u3057\u3066\u5ba3\u8a00\u3059\u308b\u969b\u306b\u3042\u3089\u304b\u3058\u3081\u8981\u7d20\u6570\u304c\u6c7a\u3081\u3089\u308c\u3066\u3044\u3066\u3001\u5f8c\u304b\u3089\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3082\u306e\u3092\u9759\u7684\u914d\u5217\u3068\u8a00\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VBA\u3067\u306e\u914d\u5217\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\u3067\u3082\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\uff01<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-techmania wp-block-embed-techmania\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"4hnwD3b8Nv\"><a href=\"https:\/\/techmania.jp\/blog\/excel-vba-array\/\">\u3010VBA\u5165\u9580\u3011\u914d\u5217\u307e\u3068\u3081\uff08\u5ba3\u8a00\u30fb\u521d\u671f\u5316\u3001\u53cd\u5fa9\u51e6\u7406\u3001\u30b3\u30d4\u30fc\u3001\u7d50\u5408\uff09<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u3010VBA\u5165\u9580\u3011\u914d\u5217\u307e\u3068\u3081\uff08\u5ba3\u8a00\u30fb\u521d\u671f\u5316\u3001\u53cd\u5fa9\u51e6\u7406\u3001\u30b3\u30d4\u30fc\u3001\u7d50\u5408\uff09&#8221; &#8212; TechMania\" src=\"https:\/\/techmania.jp\/blog\/excel-vba-array\/embed\/#?secret=QxxQhGoi8D#?secret=4hnwD3b8Nv\" data-secret=\"4hnwD3b8Nv\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 id=\"outline__2\" class=\"wp-block-heading\">VBA\u3067\u52d5\u7684\u914d\u5217\u3092\u4f7f\u3046\u306b\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5909\u6570\u306e\u5ba3\u8a00\u3084\u521d\u671f\u5316\u3001\u5024\u306e\u4ee3\u5165\u306a\u3069\u3001VBA\u3067\u52d5\u7684\u914d\u5217\u3092\u4f7f\u3046\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br>\u9806\u306b\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 id=\"outline__2_1\" class=\"wp-block-heading\">\u52d5\u7684\u914d\u5217\u3092\u5ba3\u8a00\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u306f\u3001\u52d5\u7684\u914d\u5217\u3092\u5ba3\u8a00\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002<br>\u57fa\u672c\u7684\u306a\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u57fa\u672c\u69cb\u6587\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dim \u914d\u5217\u540d() As \u30c7\u30fc\u30bf\u578b<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5909\u6570\u3092\u5ba3\u8a00\u3057\u305f\u6bb5\u968e\u3067\u306f\u3001\u914d\u5217\u5185\u306e\u8981\u7d20\u6570\u306f\u672a\u78ba\u5b9a\u3067\u30e1\u30e2\u30ea\u304c\u78ba\u4fdd\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u614b\u306e\u305f\u3081\u3001<strong>\u914d\u5217\u306b\u5024\u3092\u4ee3\u5165\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093<\/strong>\u3002\u5ba3\u8a00\u3057\u305f\u914d\u5217\u3092\u6271\u3046\u306b\u306f\u3001\u5f8c\u307b\u3069\u7d39\u4ecb\u3059\u308b\u65b9\u6cd5\u3067\u521d\u671f\u5316\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u6570\u306e\u5ba3\u8a00\u6642\u306b\u6700\u5927\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5ba3\u8a00\u3068\u540c\u6642\u306b\u8981\u7d20\u6570\u3092\u78ba\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u306f\u9759\u7684\u914d\u5217\u3068\u306a\u308a\u6570\u306e\u5897\u6e1b\u306f\u884c\u3048\u306a\u304f\u306a\u308b\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u9759\u7684\u914d\u5217\u306e\u5834\u5408\u306e\u69cb\u6587\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dim \u914d\u5217\u540d(\u6700\u5927\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7) As \u30c7\u30fc\u30bf\u578b<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5916\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u914d\u5217\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u306f\uff10\u304b\u3089\u9806\u306b\u6570\u3048\u3066\u3044\u304d\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u4f8b\u3048\u3070\u6700\u5927\u6570\u306b3\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u914d\u5217\u5185\u306b\u5165\u308b\u8981\u7d20\u6570\u306f\uff13\u3064\u3067\u306f\u306a\u304f\u5408\u8a08\uff14\u3064\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u5217\u306e\u8981\u7d20\u6570\u3092\u6307\u5b9a\u3059\u308b\u969b\u306f\u3001\u5fc5\u8981\u306a\u6570\u304b\u30891\u3092\u5f15\u3044\u305f\u6570\u3092\u6307\u5b9a\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 id=\"outline__2_2\" class=\"wp-block-heading\">\u52d5\u7684\u914d\u5217\u3092\u521d\u671f\u5316\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u52d5\u7684\u914d\u5217\u3092\u521d\u671f\u5316\u3059\u308b\u65b9\u6cd5\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u306f\u3001<strong>Redim\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/strong>\u3092\u4f7f\u7528\u3057\u3066\u521d\u671f\u5316\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002Redim\u3092\u4f7f\u7528\u3059\u308b\u969b\u306e\u57fa\u672c\u69cb\u6587\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u57fa\u672c\u69cb\u6587\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Redim \u914d\u5217\u540d(\u6700\u5927\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u671f\u5316\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u521d\u3081\u3066\u52d5\u7684\u914d\u5217\u306e\u8981\u7d20\u6570\u304c\u78ba\u5b9a\u3057\u307e\u3059\u3002\u5f8c\u307b\u3069\u8a73\u3057\u304f\u89e3\u8aac\u3092\u884c\u3044\u307e\u3059\u304c\u3001\u9014\u4e2d\u3067\u8981\u7d20\u6570\u306e\u5897\u6e1b\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306b\u3082Redim\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001Variant\u578b\u306e\u52d5\u7684\u914d\u5217\u306e\u307f\u306b\u9650\u3089\u308c\u307e\u3059\u304c\u3001Array\u95a2\u6570\u3092\u4f7f\u3063\u3066\u8981\u7d20\u6570\u3068\u521d\u671f\u5024\u3092\u540c\u6642\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dim arr() As Variant\narr = Array(1, 2, 3)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u95a2\u6570\u306e\u623b\u308a\u5024\u304cVariant\u578b\u306e\u305f\u3081\u3001\u5909\u6570\u306e\u5ba3\u8a00\u6642\u306b\u4ed6\u306e\u578b\u3092\u6307\u5b9a\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5909\u6570\u3092\u5ba3\u8a00\u3059\u308b\u969b\u306f\u3001Variant\u578b\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u306b\u9650\u308a\u3001\u62ec\u5f27\u3092\u4ed8\u3051\u305a\u306b\u5909\u6570\u540d\u306e\u307f\u3067\u5ba3\u8a00\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Dim arr As Variant\narr = Array(1, 2, 3)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u4ed6\u3001\u683c\u7d0d\u3057\u305f\u30c7\u30fc\u30bf\u3084\u8981\u7d20\u6570\u3092\u5168\u3066\u30af\u30ea\u30a2\u3057\u305f\u3044\u5834\u5408\u306f\u3001<strong>Erase\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8<\/strong>\u3092\u4f7f\u7528\u3057\u3066\u914d\u5217\u3092\u30ea\u30bb\u30c3\u30c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u57fa\u672c\u69cb\u6587\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Erase \u5909\u6570\u540d<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Erase\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3067\u30ea\u30bb\u30c3\u30c8\u3057\u305f\u5834\u5408\u3001<strong>\u8981\u7d20\u6570\u306b\u5fdc\u3058\u3066\u78ba\u4fdd\u3057\u305f\u30e1\u30e2\u30ea\u304c\u5168\u3066\u89e3\u653e\u3055\u308c\u308b<\/strong>\u305f\u3081\u3001\u914d\u5217\u306b\u518d\u5ea6\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5834\u5408\u306f\u521d\u671f\u5316\u3092\u6539\u3081\u3066\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__2_3\" class=\"wp-block-heading\">\u52d5\u7684\u914d\u5217\u306e\u8981\u7d20\u306b\u5024\u3092\u4ee3\u5165\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d9a\u3044\u3066\u3001\u52d5\u7684\u914d\u5217\u306e\u8981\u7d20\u306b\u5024\u3092\u4ee3\u5165\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<br>\u914d\u5217\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u969b\u306f\u3001\u5024\u3092\u5165\u308c\u305f\u3044\u8981\u7d20\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u6307\u5b9a\u3057\u3066\u4ee3\u5165\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sub sampleArray()\n\n  Dim arr() As String\n  ReDim arr(2)\n\n  arr(0) = \"\u30b5\u30f3\u30d7\u30eb1\"\n  arr(1) = \"\u30b5\u30f3\u30d7\u30eb2\"\n  arr(2) = \"\u30b5\u30f3\u30d7\u30eb3\"\n\n  MsgBox \"\u30a4\u30f3\u30c7\u30c3\u30af\u30b90\u756a\uff1a\" &amp; arr(0) &amp; vbCrLf &amp; _\n         \"\u30a4\u30f3\u30c7\u30c3\u30af\u30b91\u756a\uff1a\" &amp; arr(1) &amp; vbCrLf &amp; _\n         \"\u30a4\u30f3\u30c7\u30c3\u30af\u30b92\u756a\uff1a\" &amp; arr(2)\n\nEnd Sub<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u5b9f\u884c\u7d50\u679c\u3011<\/strong><\/p>\n\n\n\n<img decoding=\"async\" src=\"https:\/\/web-img.rensa.jp.net\/rensa\/images\/techmania\/thumbnail\/images\/vba_dynamic_array_1.png\" class=\"post-img\">\n\n\n\n<h3 id=\"outline__2_4\" class=\"wp-block-heading\">\u52d5\u7684\u914d\u5217\u306b\u5f8c\u304b\u3089\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5192\u982d\u3067\u3082\u89e3\u8aac\u3057\u307e\u3057\u305f\u304c\u3001\u52d5\u7684\u914d\u5217\u306f\u8981\u7d20\u6570\u3092\u5f8c\u304b\u3089\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521d\u671f\u5316\u6642\u306b\u6307\u5b9a\u3057\u305f\u6570\u4ee5\u4e0a\u306e\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306f\u3001Redim\u3067\u518d\u5ea6\u8981\u7d20\u6570\u3092\u5ba3\u8a00\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sub sampleRedim()\n\n  Dim arr() As String\n  ReDim arr(2)\n  \n  Dim countBefore As Integer\n\n  For Each arrVal In arr\n    countBefore = countBefore + 1\n  Next arrVal\n  \n  ReDim arr(3)\n  Dim countAfter As Integer\n  \n  For Each arrVal In arr\n    countAfter = countAfter + 1\n  Next arrVal\n\n  MsgBox \"\u8ffd\u52a0\u524d\u306e\u8981\u7d20\u6570\uff1a\" &amp; countBefore &amp; vbCrLf &amp; _\n         \"\u8ffd\u52a0\u5f8c\u306e\u8981\u7d20\u6570\uff1a\" &amp; countAfter\n\nEnd Sub<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u5b9f\u884c\u7d50\u679c\u3011<\/strong><\/p>\n\n\n\n<img decoding=\"async\" src=\"https:\/\/web-img.rensa.jp.net\/rensa\/images\/techmania\/thumbnail\/images\/vba_dynamic_array_2.png\" class=\"post-img\">\n\n\n\n<p class=\"wp-block-paragraph\">Redim\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u518d\u5ea6\u4f7f\u7528\u3057\u305f\u3053\u3068\u306b\u3088\u308a\u3001\u8981\u7d20\u6570\u304c\u5909\u66f4\u3055\u308c\u305f\u306e\u304c\u5206\u304b\u308b\u3068\u601d\u3044\u307e\u3059\u3002<br>\u3053\u306e\u3088\u3046\u306b\u3001Redim\u3092\u4f7f\u3063\u3066\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3001\u3042\u308b\u3044\u306f\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u4f7f\u7528\u3059\u308b\u4e0a\u3067\u6c17\u3092\u4ed8\u3051\u306a\u3051\u308c\u3070\u3044\u3051\u306a\u3044\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redim\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306f\u3001<strong>\u8981\u7d20\u6570\u3092\u5909\u66f4\u3059\u308b\u969b\u306b\u683c\u7d0d\u3057\u3066\u3044\u305f\u30c7\u30fc\u30bf\u3092\u30af\u30ea\u30a2\u3057\u3066\u3057\u307e\u3044\u307e\u3059<\/strong>\u3002\u305d\u306e\u305f\u3081\u3001\u5143\u306e\u30c7\u30fc\u30bf\u3092\u6b8b\u3057\u3064\u3064\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b<strong>Preserve<\/strong>\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u57fa\u672c\u69cb\u6587\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Redim Preserve \u914d\u5217\u540d(\u6700\u5927\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Preserve\u304c\u3042\u308b\u5834\u5408\u3068\u7121\u3044\u5834\u5408\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sub samplePreserve()\n\n  Dim arr() As Variant\n  Dim rdmVal As Variant, rdmPreVal As Variant\n  \n  arr = Array(1, 2, 3)\n  \n  ReDim arr(2)\n  \n  rdmVal = arr(0)\n  \n  \n  arr = Array(1, 2, 3)\n  \n  ReDim Preserve arr(2)\n  \n  rdmPreVal = arr(0)\n  \n  MsgBox \"ReDim\uff1a\" &amp; rdmVal &amp; vbCrLf &amp; _\n         \"ReDim Preserve\uff1a\" &amp; rdmPreVal\n\nEnd Sub<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u5b9f\u884c\u7d50\u679c\u3011<\/strong><\/p>\n\n\n\n<img decoding=\"async\" src=\"https:\/\/web-img.rensa.jp.net\/rensa\/images\/techmania\/thumbnail\/images\/vba_dynamic_array_3.png\" class=\"post-img\">\n\n\n\n<p class=\"wp-block-paragraph\">Preserve\u3092\u3064\u3051\u305f\u30b1\u30fc\u30b9\u306e\u307f\u3001\u5143\u306e\u5024\u304c\u6b8b\u3055\u308c\u305f\u307e\u307e\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u5909\u66f4\u5f8c\u306e\u8981\u7d20\u6570\u304c\u5143\u306e\u6570\u3088\u308a\u3082\u5c11\u306a\u3044\u5834\u5408\u306f\u3001\u6e1b\u3063\u305f\u8981\u7d20\u306e\u6570\u3060\u3051\u5f8c\u308d\u304b\u3089\u9806\u306b\u30c7\u30fc\u30bf\u304c\u6d88\u3048\u308b\u306e\u3067\u3001\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__2_5\" class=\"wp-block-heading\">\u3010\u5fdc\u7528\u3011\u8981\u7d20\u6570\u306b\u95a2\u308f\u3089\u305a\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fc5\u8981\u306a\u8981\u7d20\u6570\u304c\u4e8b\u524d\u306b\u5206\u304b\u3089\u306a\u3044\u305f\u3081\u306b\u3001\u52d5\u7684\u914d\u5217\u3092\u63a1\u7528\u3059\u308b\u30b1\u30fc\u30b9\u306f\u3088\u304f\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u51e6\u7406\u306e\u5185\u5bb9\u306b\u5408\u308f\u305b\u3066\u8981\u7d20\u6570\u3092\u53ef\u5909\u3055\u305b\u308b\u3053\u3068\u3082\u3042\u308a\u5f97\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u914d\u5217\u306e\u8981\u7d20\u6570\u306b\u5fdc\u3058\u3066\u4f55\u304b\u306e\u51e6\u7406\u3092\u884c\u3046\u5834\u5408\u3001\u3053\u3046\u3057\u305f\u30b1\u30fc\u30b9\u3067\u306f\u6570\u5024\u3092\u4e8b\u524d\u306b\u56fa\u5b9a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u81ea\u52d5\u3067\u8981\u7d20\u6570\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3067\u3059\u304c\u3001\u8981\u7d20\u6570\u305d\u306e\u3082\u306e\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u306f\u3001\u6b8b\u5ff5\u306a\u304c\u3089VBA\u306b\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u7d20\u6570\u3092\u81ea\u52d5\u3067\u53d6\u5f97\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u4ee3\u308f\u308a\u306b<strong>UBOUND\u95a2\u6570<\/strong>\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f\u3001\u914d\u5217\u306e\u6700\u5927\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u95a2\u6570\u3067\u3001\u623b\u308a\u5024\u3092\u5143\u306b\u8981\u7d20\u6570\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010UBOUND\u306e\u4f7f\u7528\u4f8b\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8981\u7d20\u6570 = UBound(\u914d\u5217\u540d) + 1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8a18\u306e\u5f0f\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u306e\u958b\u59cb\u6570\u5024\u304c\uff10\u306e\u5834\u5408\u306e\u8a08\u7b97\u5f0f\u3067\u3059\u3002\u4f8b\u5916\u306f\u3082\u3061\u308d\u3093\u3042\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u306f\u3053\u308c\u3067\u8981\u7d20\u6570\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3011<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Sub sampleUBound()\n\n  Dim arr() As Variant\n\u3000Dim msg As String\n\n\u3000arr = Array(1,2,3)\n\n\u3000msg = \"\u914d\u5217\u306e\u8981\u7d20\u6570\uff1a\" &amp; UBound(arr) + 1 &amp; vbCrLf\n\n  ReDim arr(UBound(arr) + 2)\n\n  msg = msg + \"\u5909\u66f4\u5f8c\u306e\u8981\u7d20\u6570\uff1a\" &amp; UBound(arr) + 1\n\n  MsgBox msg\n\nEnd Sub<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3010\u5b9f\u884c\u7d50\u679c\u3011<\/strong><\/p>\n\n\n\n<img decoding=\"async\" src=\"https:\/\/web-img.rensa.jp.net\/rensa\/images\/techmania\/thumbnail\/images\/vba_dynamic_array_4.png\" class=\"post-img\">\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001\u4e3b\u306b2\u3064\u306e\u76ee\u7684\u3067UBound\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3064\u76ee\u306f\u3001\u914d\u5217\u306e\u8981\u7d20\u6570\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u5ba3\u8a00\u3057\u305f\u914d\u5217\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u306f0\u304b\u3089\u59cb\u307e\u308b\u305f\u3081\u3001\u5148\u307b\u3069\u306e\u4f8b\u3068\u540c\u3058\u3088\u3046\u306bUBound\u95a2\u6570\u306e\u623b\u308a\u5024\u306b1\u3092\u8db3\u3057\u3066\u3001\u8981\u7d20\u6570\u3092\u53d6\u5f97\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3064\u76ee\u306f\u3001Redim\u3067\u8981\u7d20\u6570\u3092\u8ffd\u52a0\u3059\u308b\u969b\u306b\u3001\u6307\u5b9a\u3059\u308b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u756a\u53f7\u3092\u81ea\u52d5\u3067\u8a08\u7b97\u3059\u308b\u305f\u3081\u3067\u3059\u3002UBound\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5909\u66f4\u524d\u306e\u8981\u7d20\u6570\u3092\u5143\u306b\u6570\u5024\u3092\u53ef\u5909\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u5143\u306e\u6570\u3092\u610f\u8b58\u3059\u308b\u3053\u3068\u306a\u304f\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p 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class=\"wp-block-heading\">\u95a2\u9023\u8a18\u4e8b<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/techmania.jp\/blog\/vba0001\/\" target=\"_blank\" rel=\"noopener\">VBA\u3068\u306f<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/techmania.jp\/blog\/excel-function\/\" target=\"_blank\" rel=\"noopener\">Excel\u3067\u899a\u3048\u3066\u304a\u304f\u3079\u304d17\u306e\u57fa\u672c\u95a2\u6570\u3068\u76ee\u7684\u5225\u9006\u5f15\u304d\u4e00\u89a7<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/techmania.jp\/blog\/vba-autofilter\/\" target=\"_blank\" rel=\"noopener\">\u30aa\u30fc\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u8a2d\u5b9a\u30fb\u89e3\u9664\u65b9\u6cd5<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/techmania.jp\/blog\/excel-vba-msgbox\/\" target=\"_blank\" rel=\"noopener\">\u30e1\u30c3\u30bb\u30fc\u30b8\u30dc\u30c3\u30af\u30b9\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/techmania.jp\/blog\/excel-vba-value\/\">\u30bb\u30eb\u306e\u5024\u3092\u53d6\u5f97\u30fb\u4e0a\u66f8\u304d\u3059\u308bValue\u30d7\u30ed\u30d1\u30c6\u30a3\u306e\u4f7f\u3044\u65b9\u3092\u89e3\u8aac<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/techmania.jp\/blog\/excel-vba-range\/\">\u3010Excel VBA\u3011Range\u3067\u30bb\u30eb\u3092\u7bc4\u56f2\u9078\u629e\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac<\/a><\/li>\n<\/ul>\n\n\n\n<h2 id=\"outline__5\" class=\"wp-block-heading\">VBA\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\u3001VBA\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 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rel=\"noopener\">\u3053\u3061\u3089<\/a>\u304b\u3089\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>","protected":false},"excerpt":{"rendered":"\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3057\u3066\u6271\u3046\u6642\u3001\u914d\u5217\u3068\u3044\u3046\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u3068\u4fbf\u5229\u306b\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u7279\u306b\u3001\u3042\u3068\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u52d5\u7684\u914d\u5217\u3068\u547c\u3070\u308c\u308b\u6a5f\u80fd\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u4ed6\u306e\u30c7\u30fc\u30bf\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u30b9\u30e0\u30fc\u30ba\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 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