{"id":1738,"date":"2019-06-28T12:00:19","date_gmt":"2019-06-28T03:00:19","guid":{"rendered":"https:\/\/www.bold.ne.jp\/engineer-club\/?p=1738"},"modified":"2024-09-01T11:27:00","modified_gmt":"2024-09-01T02:27:00","slug":"vba-left","status":"publish","type":"post","link":"https:\/\/www.bold.ne.jp\/engineer-club\/vba-left","title":{"rendered":"VBA\u306eLeft\u95a2\u6570\u3068\u306f\uff1f\u6587\u5b57\u5217\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306b\u77e5\u3063\u3066\u304a\u304d\u305f\u3044Left\u95a2\u6570\u306e\u4f7f\u3044\u65b9"},"content":{"rendered":"<p>\u3042\u308b\u6587\u5b57\u5217\u306e\u4e2d\u304b\u3089\u3001\u4e00\u90e8\u306e\u6587\u5b57\u3092\u53d6\u308a\u51fa\u3057\u3066\u4f7f\u3044\u305f\u3044\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002<\/p>\n<p>\u305d\u3093\u306a\u6642\u306b\u306f\u3001<span>Mid<\/span>\u95a2\u6570\u3001<span>Left<\/span>\u95a2\u6570\u3001<span>Right<\/span>\u95a2\u6570\u7b49\u3092\u5229\u7528\u3059\u308b\u3068\u3001\u7279\u5b9a\u306e\u6587\u5b57\u5217\u3092\u53d6\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u306f\u3001\u300c\u6587\u5b57\u5217\u306e\u5148\u982d\u304b\u3089\u6307\u5b9a\u3057\u305f\u6570\u306e\u6587\u5b57\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u300d\u5834\u5408\u306b\u5229\u7528\u3059\u308b\u3001<span>Left<\/span>\u95a2\u6570\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#VBALeft\">\uff11\uff0eVBA\u306eLeft\u95a2\u6570\u306b\u3064\u3044\u3066<\/a><ul><li><a href=\"#-Left\">\uff11-\uff11\uff0eLeft\u95a2\u6570\u3068\u306f<\/a><\/li><li><a href=\"#-Left-2\">\uff11-\uff12\uff0eLeft\u95a2\u6570\u306e\u69cb\u6587<\/a><\/li><\/ul><\/li><li><a href=\"#VBALeft-2\">\uff12\uff0e\u3010VBA\u3011Left\u95a2\u6570\u306e\u4f7f\u7528\u4f8b<\/a><ul><li><a href=\"#i\">\uff12-\uff11\uff0e\u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b<\/a><\/li><li><a href=\"#i-2\">\uff12-\uff12\uff0e\u7279\u6b8a\u306a\u66f8\u304d\u65b9\u3092\u3057\u305f\u5834\u5408\u306e\u5b9f\u884c\u7d50\u679c<\/a><\/li><li><a href=\"#i-3\">\uff12-\uff13\uff0e\u305d\u306e\u4ed6\u4f7f\u7528\u4f8b<\/a><\/li><\/ul><\/li><li><a href=\"#VBALeftB\">\uff13\uff0e\u3010VBA\u3011LeftB\u95a2\u6570\u306b\u3064\u3044\u3066<\/a><\/li><li><a href=\"#i-4\">\uff14\uff0e\u3055\u3044\u3054\u306b<\/a><\/li><\/ul><\/div>\n<h2><span id=\"VBALeft\">\uff11\uff0eVBA\u306e<span>Left<\/span>\u95a2\u6570\u306b\u3064\u3044\u3066<\/span><\/h2>\n<h3><span id=\"-Left\">\uff11-\uff11\uff0e<span>Left<\/span>\u95a2\u6570\u3068\u306f<\/span><\/h3>\n<p><span>Left<\/span>\u95a2\u6570\u3068\u306f\u3001<span>VBA<\/span>\u306e\u6587\u5b57\u5217\u64cd\u4f5c\u306e\uff11\u3064\u3067\u3059\u3002<span>Left<\/span>\u95a2\u6570\u306f\u3001\u6587\u5b57\u5217\u306e\u5148\u982d\u304b\u3089\u3001\u6307\u5b9a\u3057\u305f\u6570\u306e\u6587\u5b57\u5217\u3092\u53d6\u308a\u51fa\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u56fa\u5b9a\u9577\u306e\u30d5\u30a1\u30a4\u30eb\u306a\u3069\u3067\u3001\u53d6\u308a\u51fa\u3057\u305f\u3044\u6587\u5b57\u5217\u306e\u958b\u59cb\u4f4d\u7f6e\u3084\u6587\u5b57\u6570\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u3068\u304d\u306b\u306f\u4fbf\u5229\u3067\u3059\u304c\u3001\u53d6\u308a\u51fa\u3057\u305f\u3044\u6587\u5b57\u5217\u304c\u4f55\u6587\u5b57\u76ee\u304b\u3089\u958b\u59cb\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u77e5\u308a\u305f\u3044\u5834\u5408\u306f\u3001\u300c\uff12-\uff14\uff0e\u307b\u304b\u306e\u95a2\u6570\u3068\u7d44\u307f\u5408\u308f\u305b\u305f\u4f7f\u7528\u4f8b\u300d\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3><span id=\"-Left-2\"><span>\uff11-\uff12\uff0eLeft<\/span>\u95a2\u6570\u306e\u69cb\u6587<\/span><\/h3>\n<div class=\"attention a-1\">\n<p><span>Left(<\/span>\u6587\u5b57\u5217<span>,<\/span>\u6587\u5b57\u6570<span>)<\/span><\/p>\n<\/div>\n<p>\u6587\u5b57\u5217\u30fb\u6587\u5b57\u6570\u3068\u3082\u306b\u3001\u7701\u7565\u4e0d\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<h2><span id=\"VBALeft-2\"><span>\uff12\uff0e\u3010VBA\u3011Left<\/span>\u95a2\u6570\u306e\u4f7f\u7528\u4f8b<\/span><\/h2>\n<h3><span id=\"i\">\uff12-\uff11\uff0e\u57fa\u672c\u7684\u306a\u4f7f\u7528\u4f8b<\/span><\/h3>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u3042\u3044\u3046\u3048abc\",3)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a \u3042\u3044\u3046\u3048<span>a<\/span><\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u300c\u3042\u3044\u3046\u3048<span>abc<\/span>\u300d\u306e\u5148\u982d\u304b\u3089<span>5<\/span>\u6587\u5b57\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u3042\u3044\u3046\u3048abc\",5)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a \u3042\u3044\u3046\u3048<span>a<\/span><\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u300c\u3042\u3044\u3046\u3048<span>abc<\/span>\u300d\u306e\u5148\u982d\u304b\u3089<span>5<\/span>\u6587\u5b57\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<p>\u203b<span>Left<\/span>\u95a2\u6570\u3067\u306f\u3001\u5168\u89d2\u30fb\u534a\u89d2\u306e\u533a\u5225\u3092\u3064\u3051\u305a\u306b\u3001<span>1<\/span>\u6587\u5b57\u3068\u3057\u3066\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002<\/p>\n<h3><span id=\"i-2\">\uff12-\uff12\uff0e\u7279\u6b8a\u306a\u66f8\u304d\u65b9\u3092\u3057\u305f\u5834\u5408\u306e\u5b9f\u884c\u7d50\u679c<\/span><\/h3>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u3042\u3044\u3046\u3048abc\",0)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a \uff08\u7a7a\u6587\u5b57\uff09<\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u6587\u5b57\u6570\u306b<span>0<\/span>\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u7a7a\u6587\u5b57\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u3042\u3044\u3046\u3048abc\",10)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a\u3042\u3044\u3046\u3048<span>abc<\/span><\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u6587\u5b57\u6570\u306b\u3001\u6587\u5b57\u5217\u5168\u4f53\u306e\u9577\u3055\u3088\u308a\u5927\u304d\u306a\u6570\u5b57\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u5168\u6587\u5b57\u5217\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<h3><span id=\"i-3\">\uff12-\uff13\uff0e\u305d\u306e\u4ed6\u4f7f\u7528\u4f8b<\/span><\/h3>\n<p>\u53d6\u308a\u51fa\u3057\u305f\u3044\u6587\u5b57\u5217\u6570\u304c\u4e00\u5b9a\u3067\u306a\u3044\u5834\u5408\u306f\u3001<span>InStr<\/span>\u95a2\u6570\u3092\u5229\u7528\u3057\u3066\u3001\u30ad\u30fc\u3068\u306a\u308b\u6587\u5b57\u306e\u4f4d\u7f6e\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<p>\u6587\u5b57\u5217\u3088\u308a\u3001\u90fd\u9053\u5e9c\u770c\u540d\uff08\u3053\u3053\u3067\u306f\u770c\u540d\uff09\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u5834\u5408\u3092\u4f8b\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001\u300c\u770c\u300d\u306e\u6587\u5b57\u304c\u5148\u982d\u304b\u3089\u4f55\u6587\u5b57\u76ee\u306b\u3042\u308b\u304b\u3092\u30ab\u30a6\u30f3\u30c8\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"prettyprint lang:default decode:true\">Instr(1,\"\u5343\u8449\u770c\u6210\u7530\u5e02\",\"\u770c\") \r\nInStr (1,\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\",\"\u770c\")<\/pre>\n<div class=\"attention a-1\">\n<p>\u5b9f\u884c\u7d50\u679c\uff1a<span>3<\/span><\/p>\n<p>\u3000\u3000\u3000\u3000\u3000<span>4<\/span><\/p>\n<\/div>\n<p>\u3053\u3053\u3067<span>Left<\/span>\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3001\u6587\u5b57\u5217\u3088\u308a\u770c\u540d\u3092\u53d6\u308a\u51fa\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u5343\u8449\u770c\u6210\u7530\u5e02\", 3)\r\nLeft(\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\", 4)<\/pre>\n<div class=\"attention a-1\">\n<p>\u5b9f\u884c\u7d50\u679c\uff1a\u5343\u8449\u770c<\/p>\n<p>\u3000\u3000\u3000\u3000\u3000\u795e\u5948\u5ddd\u770c<\/p>\n<\/div>\n<p>\u3053\u308c\u3089\u306e\u95a2\u6570\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068<\/p>\n<pre class=\"prettyprint lang:default decode:true\">Left(\"\u5343\u8449\u770c\u6210\u7530\u5e02\", Instr(1,\"\u5343\u8449\u770c\u6210\u7530\u5e02\",\"\u770c\")) \r\nLeft(\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\", InStr (1,\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\",\"\u770c\")) <\/pre>\n<div class=\"attention a-1\">\n<p>\u5b9f\u884c\u7d50\u679c\uff1a\u5343\u8449\u770c<\/p>\n<p>\u3000\u3000\u3000\u3000\u3000\u795e\u5948\u5ddd\u770c<\/p>\n<\/div>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u203b\u88dc\u8db3\uff11\uff1a\u4e0a\u8a18\u3092\u3001<span>Left<\/span>\u95a2\u6570\u3067\u306f\u306a\u304f\u3001<span>Mid<\/span>\u95a2\u6570\u3092\u7528\u3044\u3066\u884c\u3046\u3068<\/p>\n<pre class=\"prettyprint lang:default decode:true\">Mid(\"\u5343\u8449\u770c\u6210\u7530\u5e02\", 1,Instr(1,\"\u5343\u8449\u770c\u6210\u7530\u5e02\",\"\u770c\")) \r\nMid(\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\",1, InStr (1,\"\u795e\u5948\u5ddd\u770c\u6a2a\u6d5c\u5e02\",\"\u770c\")) <\/pre>\n<div class=\"attention a-1\">\n<p>\u5b9f\u884c\u7d50\u679c\uff1a\u5343\u8449\u770c<\/p>\n<p>\u3000\u3000\u3000\u3000\u3000\u795e\u5948\u5ddd\u770c<\/p>\n<\/div>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2><span id=\"VBALeftB\"><span>\uff13\uff0e\u3010VBA\u3011LeftB<\/span>\u95a2\u6570\u306b\u3064\u3044\u3066<\/span><\/h2>\n<p>\u6587\u5b57\u5217\u3092\u30d0\u30a4\u30c8\u30c7\u30fc\u30bf\u3068\u3057\u3066\u6271\u3044\u305f\u3044\u5834\u5408\u306f\u3001<span>LeftB<\/span>\u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<span>LeftB<\/span>\u95a2\u6570\u306f\u6587\u5b57\u5217\u5185\u306e\u6307\u5b9a\u4f4d\u7f6e\u304b\u3089\u6307\u5b9a\u3057\u305f\u30d0\u30a4\u30c8\u6570\u5206\u306e\u6587\u5b57\u5217\u3092\u8fd4\u3057\u307e\u3059\u3002\u69cb\u6587\u306f<span>Left<\/span>\u95a2\u6570\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001<span>VBA<\/span>\u3067\u306f\u5168\u89d2\u3082\u534a\u89d2\u3082<span>1<\/span>\u6587\u5b57\u3092<span>2<\/span>\u30d0\u30a4\u30c8\u3068\u3057\u3066\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u305f\u3081\u3001\u6587\u5b57\u6570\u306e\u6307\u5b9a\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<pre class=\"prettyprint lang:default decode:true\">LeftB(\"\u3042\u3044\u3046\u3048abc\",4)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a \u3042\u3044<\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u300c\u3042\u3044\u3046\u3048<span>abc<\/span>\u300d\u306e\u5148\u982d\u304b\u3089<span>4<\/span>\u30d0\u30a4\u30c8\uff08<span>2<\/span>\u6587\u5b57\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<pre class=\"prettyprint lang:default decode:true\">LeftB(\"abcde\",4)<\/pre>\n<div class=\"attention a-1\">\n<p><span class=\"f-marker-p\">\u5b9f\u884c\u7d50\u679c\uff1a <span>ab<\/span><\/span><\/p>\n<p>\u89e3\u8aac\uff1a\u300c<span>abcde<\/span>\u300d\u306e\u306e\u5148\u982d\u304b\u3089<span>4<\/span>\u30d0\u30a4\u30c8\uff08<span>2<\/span>\u6587\u5b57\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<h2><span id=\"i-4\">\uff14\uff0e\u3055\u3044\u3054\u306b<\/span><\/h2>\n<p>\u4ee5\u4e0a\u3001<span>Left<\/span>\u95a2\u6570\u306b\u3064\u3044\u3066\u3001\u57fa\u672c\u7684\u306a\u69cb\u6587\u3068\u4f7f\u7528\u4f8b\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>Left\u95a2\u6570\u3068<span>LeftB<\/span>\u95a2\u6570\u306b\u95a2\u3057\u3066\u306f\u3001\u7528\u9014\u3092\u660e\u78ba\u306b\u3057\u305f\u4e0a\u3067\u3001\u4f7f\u3044\u5206\u3051\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3042\u308b\u6587\u5b57\u5217\u306e\u4e2d\u304b\u3089\u3001\u4e00\u90e8\u306e\u6587\u5b57\u3092\u53d6\u308a\u51fa\u3057\u3066\u4f7f\u3044\u305f\u3044\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\u3002 \u305d\u3093\u306a\u6642\u306b\u306f\u3001Mid\u95a2\u6570\u3001Left\u95a2\u6570\u3001Right\u95a2\u6570\u7b49\u3092\u5229\u7528\u3059\u308b\u3068\u3001\u7279\u5b9a\u306e\u6587\u5b57\u5217\u3092\u53d6\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u3053\u3067\u306f\u3001\u300c\u6587\u5b57\u5217\u306e\u5148\u982d\u304b\u3089\u6307\u5b9a\u3057\u305f\u6570 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