{"id":9274,"date":"2026-11-03T16:32:37","date_gmt":"2026-11-03T07:32:37","guid":{"rendered":"https:\/\/extan.jp\/?p=9274"},"modified":"2026-11-03T16:32:37","modified_gmt":"2026-11-03T07:32:37","slug":"excel%e3%81%aemonth%e9%96%a2%e6%95%b0%e3%81%8c%e8%a8%ad%e5%ae%9a%e3%81%a7%e3%81%8d%e3%81%aa%e3%81%84%e5%8e%9f%e5%9b%a0%e3%81%a8%e5%af%be%e5%87%a6%e6%b3%95%ef%bc%81%e6%97%a5%e4%bb%98%e3%81%8c%e6%96%87","status":"publish","type":"post","link":"https:\/\/extan.jp\/?p=9274","title":{"rendered":"Excel\u306eMONTH\u95a2\u6570\u304c\u8a2d\u5b9a\u3067\u304d\u306a\u3044\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\uff01\u65e5\u4ed8\u304c\u6587\u5b57\u5217\u306b\u306a\u3063\u3066\u3044\u308b\u3068\u304d\u306e\u76f4\u3057\u65b9"},"content":{"rendered":"<p>Excel\u306eMONTH\u95a2\u6570\u3092\u4f7f\u3063\u3066\u65e5\u4ed8\u304b\u3089\u300c\u6708\u300d\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u3068\u304d\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u3051\u3069\u3001\u305d\u3093\u306a\u4e2d\u3067\u60a9\u3080\u3053\u3068\u306f\u3001<\/p>\n<div class=\"kininarukoto1\">\u30fbMONTH\u95a2\u6570\u3092\u5165\u308c\u305f\u3089 #VALUE! \u30a8\u30e9\u30fc\u306b\u306a\u308b<br \/>\n\u30fb\u898b\u305f\u76ee\u306f\u65e5\u4ed8\u306a\u306e\u306b\u3001\u306a\u305c\u304b\u6708\u304c\u53d6\u308a\u51fa\u305b\u306a\u3044<br \/>\n\u30fb\u3069\u3053\u3092\u76f4\u305b\u3070\u3044\u3044\u306e\u304b\u5206\u304b\u3089\u306a\u3044<\/div>\n<p>\u3067\u3059\u3088\u306d\u3002<\/p>\n<p>\u4eca\u56de\u306f\u305d\u3093\u306a\u304a\u60a9\u307f\u3092\u89e3\u6c7a\u3059\u308b<\/p>\n<div class=\"rdinfo\">\u30fbExcel\u306eMONTH\u95a2\u6570\u304c\u8a2d\u5b9a\u3067\u304d\u306a\u3044\u539f\u56e0\u3068\u5bfe\u51e6\u6cd5\uff08\u6587\u5b57\u5217\u306e\u65e5\u4ed8\u3092\u5909\u63db\u3059\u308b\u65b9\u6cd5\uff09<\/div>\n<p>\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3059\uff01<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u3082\u304f\u3058<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/extan.jp\/?p=9274\/#%E5%AE%8C%E6%88%90%E3%82%A4%E3%83%A1%E3%83%BC%E3%82%B8\" >\u5b8c\u6210\u30a4\u30e1\u30fc\u30b8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP1_%E5%85%83%E3%83%87%E3%83%BC%E3%82%BF%E3%82%92%E7%94%A8%E6%84%8F%E3%81%99%E3%82%8B\" >STEP1. \u5143\u30c7\u30fc\u30bf\u3092\u7528\u610f\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP2_MONTH%E9%96%A2%E6%95%B0%E3%82%92%E5%85%A5%E3%82%8C%E3%81%A6%E3%81%BF%E3%82%8B\" >STEP2. MONTH\u95a2\u6570\u3092\u5165\u308c\u3066\u307f\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP3_%E6%96%87%E5%AD%97%E5%88%97%E3%81%8B%E3%81%A9%E3%81%86%E3%81%8B%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\" >STEP3. \u6587\u5b57\u5217\u304b\u3069\u3046\u304b\u3092\u78ba\u304b\u3081\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP4_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A0%E3%80%80%E6%95%B0%E5%BC%8F%E3%81%A7%E6%96%87%E5%AD%97%E5%88%97%E3%82%92%E6%97%A5%E4%BB%98%E3%81%AB%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\" >STEP4. \u5bfe\u51e6\u6cd5\u2460\u3000\u6570\u5f0f\u3067\u6587\u5b57\u5217\u3092\u65e5\u4ed8\u306b\u5909\u63db\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP5_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A1%E3%80%80%E5%8C%BA%E5%88%87%E3%82%8A%E4%BD%8D%E7%BD%AE%E3%81%A7%E4%B8%80%E6%8B%AC%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\" >STEP5. \u5bfe\u51e6\u6cd5\u2461\u3000\u533a\u5207\u308a\u4f4d\u7f6e\u3067\u4e00\u62ec\u5909\u63db\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/extan.jp\/?p=9274\/#STEP6_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A2%E3%80%80VBA%E3%81%A7%E4%B8%80%E6%8B%AC%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\" >STEP6. \u5bfe\u51e6\u6cd5\u2462\u3000VBA\u3067\u4e00\u62ec\u5909\u63db\u3059\u308b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/extan.jp\/?p=9274\/#3%E3%81%A4%E3%81%AE%E5%AF%BE%E5%87%A6%E6%B3%95%E3%81%AE%E6%AF%94%E8%BC%83\" >3\u3064\u306e\u5bfe\u51e6\u6cd5\u306e\u6bd4\u8f03<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/extan.jp\/?p=9274\/#%E3%81%86%E3%81%BE%E3%81%8F%E3%81%84%E3%81%8B%E3%81%AA%E3%81%84%E3%81%A8%E3%81%8D%E3%81%AE%E5%AF%BE%E5%87%A6%E6%B3%95%EF%BC%88%E3%83%88%E3%83%A9%E3%83%96%E3%83%AB%E3%82%B7%E3%83%A5%E3%83%BC%E3%83%88%EF%BC%89\" >\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3068\u304d\u306e\u5bfe\u51e6\u6cd5\uff08\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c8\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/extan.jp\/?p=9274\/#%E9%96%A2%E6%95%B0%E3%81%AE%E8%AA%AC%E6%98%8E\" >\u95a2\u6570\u306e\u8aac\u660e<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/extan.jp\/?p=9274\/#%E5%AE%8C%E6%88%90\" >\u5b8c\u6210<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/extan.jp\/?p=9274\/#%E3%81%95%E3%81%84%E3%81%94%E3%81%AB\" >\u3055\u3044\u3054\u306b<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AE%8C%E6%88%90%E3%82%A4%E3%83%A1%E3%83%BC%E3%82%B8\"><\/span>\u5b8c\u6210\u30a4\u30e1\u30fc\u30b8<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>MONTH\u95a2\u6570\u304c\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3044\u3061\u3070\u3093\u306e\u539f\u56e0\u306f\u3001<b>\u30bb\u30eb\u306e\u4e2d\u8eab\u304c\u300c\u65e5\u4ed8\u300d\u3067\u306f\u306a\u304f\u300c\u6587\u5b57\u5217\u300d\u306b\u306a\u3063\u3066\u3044\u308b<\/b>\u3053\u3068\u3067\u3059\u3002<br \/>\n\u898b\u305f\u76ee\u304c 2025\/4\/1 \u3067\u3082\u3001\u4e2d\u8eab\u304c\u6587\u5b57\u5217\u3060\u3068 MONTH\u95a2\u6570\u306f\u6708\u3092\u8fd4\u305b\u305a <b>#VALUE! \u30a8\u30e9\u30fc<\/b> \u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306f<br \/>\n<b>\u30fb\u6587\u5b57\u5217\u306e\u65e5\u4ed8\u3092\u6b63\u3057\u3044\u65e5\u4ed8\u306b\u5909\u63db\u3057\u3066\u3001MONTH\u95a2\u6570\u3067\u6708\u3092\u53d6\u308a\u51fa\u305b\u308b\u3088\u3046\u306b\u3059\u308b\u65b9\u6cd5<\/b><br \/>\n\u3092\u30b4\u30fc\u30eb\u306b\u3057\u307e\u3059\u3002<br \/>\n\u6587\u5b57\u5217\u304b\u3069\u3046\u304b\u306e\u898b\u5206\u3051\u65b9\u304b\u3089\u3001\u6570\u5f0f\u3067\u306e\u5909\u63db\u3001\u533a\u5207\u308a\u4f4d\u7f6e\u3067\u306e\u4e00\u62ec\u5909\u63db\u307e\u3067\u3092\u9806\u756a\u306b\u9032\u3081\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"images\/00056\/09_complete.png\" alt=\"\u5b8c\u6210\u30a4\u30e1\u30fc\u30b8\" \/><br \/>\n\u4e0a\u306e\u753b\u50cf\u304c\u5b8c\u6210\u5f62\u3067\u3059\u3002\u6587\u5b57\u5217\u3060\u3063\u305f\u65e5\u4ed8\u3092\u5909\u63db\u3057\u3001E\u5217\u306bMONTH\u95a2\u6570\u3067\u300c\u6708\u300d\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u306a\u304a\u3001<b>VBA\u3067\u4e00\u62ec\u5909\u63db\u3059\u308b\u65b9\u6cd5<\/b>\u3068\u3001<b>\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3068\u304d\u306e\u5bfe\u51e6\u6cd5\uff08\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c8\uff09<\/b>\u3082\u3042\u308f\u305b\u3066\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\n\u65e9\u901f\u5b9f\u88c5\u3057\u3066\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\uff01<\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP1_%E5%85%83%E3%83%87%E3%83%BC%E3%82%BF%E3%82%92%E7%94%A8%E6%84%8F%E3%81%99%E3%82%8B\"><\/span>STEP1. \u5143\u30c7\u30fc\u30bf\u3092\u7528\u610f\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u307e\u305a\u306f\u6708\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u4e00\u89a7\u3092\u7528\u610f\u3057\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u3001\u65e5\u4ed8\u30fb\u62c5\u5f53\u30fb\u5546\u54c1\u30fb\u91d1\u984d\u3092\u4e26\u3079\u305f\u53d7\u6ce8\u30c7\u30fc\u30bf\u3067\u3059\u3002<br \/>\nA\u5217\u304c\u65e5\u4ed8\u3001B\u5217\u304c\u62c5\u5f53\u3001C\u5217\u304c\u5546\u54c1\u3001D\u5217\u304c\u91d1\u984d\u3001\u305d\u3057\u3066E\u5217\u304c\u3053\u308c\u304b\u3089\u4f5c\u308b\u300c\u6708\u300d\u306e\u5217\u3067\u3059\u3002<br \/>\n\u3053\u3053\u3067A\u5217\u3092\u3088\u304f\u898b\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<b>2025\/4\/1<\/b> \u306e\u3088\u3046\u306b\u53f3\u5bc4\u305b\u306b\u306a\u3063\u3066\u3044\u308b\u884c\u306f\u300c\u6b63\u3057\u3044\u65e5\u4ed8\u300d\u3067\u3059\u3002<br \/>\n\u4e00\u65b9\u3001<b>2025\/10\/14<\/b> \u306e\u3088\u3046\u306b\u5de6\u5bc4\u305b\u306b\u306a\u3063\u3066\u3044\u308b\u884c\u306f\u3001\u898b\u305f\u76ee\u304c\u540c\u3058\u3067\u3082\u4e2d\u8eab\u304c\u300c\u6587\u5b57\u5217\u300d\u3067\u3059\u3002<br \/>\n\u3053\u306e\u9055\u3044\u304c\u3001\u6b21\u306eSTEP\u3067\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\nE\u5217\u306f\u7a7a\u306e\u307e\u307e\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/01_data.png\" alt=\"\u5143\u30c7\u30fc\u30bf\u306e\u53d7\u6ce8\u8868\" \/><\/p>\n<p>\u4e0b\u306e\u8868\u3092\u30b3\u30d4\u30fc\u3057\u3066\u3001Excel\u306e\u30b7\u30fc\u30c8\u306b\u8cbc\u308a\u4ed8\u3051\u308b\u3068\u305d\u306e\u307e\u307e\u8a66\u305b\u307e\u3059\u3002<\/p>\n<table>\n<tr>\n<th>\u65e5\u4ed8<\/th>\n<th>\u62c5\u5f53<\/th>\n<th>\u5546\u54c1<\/th>\n<th>\u91d1\u984d<\/th>\n<th>\u6708<\/th>\n<\/tr>\n<tr>\n<td>2025\/4\/1<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>\u30ce\u30fc\u30c8PC<\/td>\n<td>128000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/5\/12<\/td>\n<td>\u9234\u6728<\/td>\n<td>\u30e2\u30cb\u30bf\u30fc<\/td>\n<td>32000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/6\/3<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>\u30ad\u30fc\u30dc\u30fc\u30c9<\/td>\n<td>4800<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/7\/8<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>\u30de\u30a6\u30b9<\/td>\n<td>2200<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/8\/19<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>\u30ce\u30fc\u30c8PC<\/td>\n<td>128000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/9\/2<\/td>\n<td>\u6e21\u8fba<\/td>\n<td>\u30d7\u30ea\u30f3\u30bf<\/td>\n<td>29800<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/10\/14<\/td>\n<td>\u4f50\u85e4<\/td>\n<td>\u30ad\u30fc\u30dc\u30fc\u30c9<\/td>\n<td>4800<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/11\/5<\/td>\n<td>\u9234\u6728<\/td>\n<td>\u30e2\u30cb\u30bf\u30fc<\/td>\n<td>32000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2025\/12\/1<\/td>\n<td>\u9ad8\u6a4b<\/td>\n<td>\u30ce\u30fc\u30c8PC<\/td>\n<td>128000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2026\/1\/9<\/td>\n<td>\u7530\u4e2d<\/td>\n<td>\u30de\u30a6\u30b9<\/td>\n<td>2200<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2026\/2\/17<\/td>\n<td>\u4f0a\u85e4<\/td>\n<td>\u30e2\u30cb\u30bf\u30fc<\/td>\n<td>32000<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>2026\/3\/4<\/td>\n<td>\u6e21\u8fba<\/td>\n<td>\u30ad\u30fc\u30dc\u30fc\u30c9<\/td>\n<td>4800<\/td>\n<td><\/td>\n<\/tr>\n<\/table>\n<p>\u203b \u6570\u5f0f\u3067\u6c42\u3081\u308b\u5217\u306f\u7a7a\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3059\u3067\u306b\u5024\u304c\u5165\u3063\u3066\u3044\u308b\u5217\u306f\u305d\u306e\u307e\u307e\u6b8b\u3057\u3066\u8a66\u305b\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP2_MONTH%E9%96%A2%E6%95%B0%E3%82%92%E5%85%A5%E3%82%8C%E3%81%A6%E3%81%BF%E3%82%8B\"><\/span>STEP2. MONTH\u95a2\u6570\u3092\u5165\u308c\u3066\u307f\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>E\u5217\u306b\u6708\u3092\u51fa\u3059\u305f\u3081\u3001E2\u30bb\u30eb\u306b <b>=MONTH(A2)<\/b> \u3068\u5165\u529b\u3057\u307e\u3059\u3002<br \/>\n=MONTH(A2) \u306f\u300cA2\u30bb\u30eb\u306e\u65e5\u4ed8\u304b\u3089\u6708\u3060\u3051\u3092\u53d6\u308a\u51fa\u3059\u300d\u6570\u5f0f\u3067\u3059\u3002<br \/>\nE2\u304b\u3089E13\u307e\u3067\u30b3\u30d4\u30fc\u3059\u308b\u3068\u3001\u6b63\u3057\u3044\u65e5\u4ed8\u306e\u884c\u306f 4\u30fb5\u30fb6\u2026 \u3068\u6708\u304c\u8fd4\u308a\u307e\u3059\u3002<br \/>\n\u3068\u3053\u308d\u304c\u3001\u6587\u5b57\u5217\u306b\u306a\u3063\u3066\u3044\u308b\u884c\u306f <b>#VALUE! \u30a8\u30e9\u30fc<\/b> \u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<br \/>\n\u540c\u3058\u300c\u65e5\u4ed8\u306b\u898b\u3048\u308b\u300d\u5217\u306a\u306e\u306b\u7d50\u679c\u304c\u305d\u308d\u308f\u306a\u3044\u306e\u304c\u3001\u4eca\u56de\u306e\u75c7\u72b6\u3067\u3059\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/02_error.png\" alt=\"MONTH\u95a2\u6570\u3067\u30a8\u30e9\u30fc\u306b\u306a\u3063\u305f\u72b6\u614b\" \/><br \/>\n\u6570\u5f0f\u306f\u30bb\u30eb\u3092\u9078\u3093\u3067\u6570\u5f0f\u30d0\u30fc\u306b\u5165\u529b\u3057\u307e\u3059\u3002<br \/>\nE5\u30bb\u30eb\u306b =MONTH(A5) \u3092\u5165\u308c\u305f\u753b\u9762\u304c\u3053\u3061\u3089\u3067\u3059\u3002<br \/>\n\u5165\u529b\u4e2d\u306f\u5f15\u6570\u306e\u30d2\u30f3\u30c8\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001\u5f15\u6570\u306e\u9806\u756a\u3092\u78ba\u8a8d\u3057\u306a\u304c\u3089\u9032\u3081\u3089\u308c\u307e\u3059\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/03_month_formula.png\" alt=\"MONTH\u95a2\u6570\u306e\u5165\u529b\u753b\u9762\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP3_%E6%96%87%E5%AD%97%E5%88%97%E3%81%8B%E3%81%A9%E3%81%86%E3%81%8B%E3%82%92%E7%A2%BA%E3%81%8B%E3%82%81%E3%82%8B\"><\/span>STEP3. \u6587\u5b57\u5217\u304b\u3069\u3046\u304b\u3092\u78ba\u304b\u3081\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>#VALUE! \u306b\u306a\u308b\u539f\u56e0\u306f\u3001<b>\u30bb\u30eb\u306e\u4e2d\u8eab\u304c\u65e5\u4ed8\u3067\u306f\u306a\u304f\u6587\u5b57\u5217\u306b\u306a\u3063\u3066\u3044\u308b<\/b>\u3053\u3068\u3067\u3059\u3002<br \/>\n\u4eca\u56de\u306fF\u5217\u306b <b>=ISNUMBER(A2)<\/b> \u3092\u5165\u308c\u3066\u3001\u4e2d\u8eab\u304c\u6570\u5024\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u3066\u307f\u307e\u3059\u3002<br \/>\n\u6570\u5024\uff08\uff1d\u6b63\u3057\u3044\u65e5\u4ed8\uff09\u306a\u3089 <b>TRUE<\/b>\u3001\u6587\u5b57\u5217\u306a\u3089 <b>FALSE<\/b> \u304c\u8fd4\u308a\u307e\u3059\u3002<br \/>\n\u7d50\u679c\u306f\u3001A\u5217\u306e7\u4ef6\u304cTRUE\uff08\u65e5\u4ed8\uff09\u30015\u4ef6\u304cFALSE\uff08\u6587\u5b57\u5217\uff09\u3067\u3057\u305f\u3002<br \/>\n\u898b\u305f\u76ee\u3067\u306f\u5206\u304b\u3089\u306a\u304f\u3066\u3082\u3001ISNUMBER\u3092\u4f7f\u3048\u3070\u3072\u3068\u76ee\u3067\u898b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/04_check.png\" alt=\"ISNUMBER\u3067\u6570\u5024\u304b\u6587\u5b57\u5217\u304b\u3092\u5224\u5b9a\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP4_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A0%E3%80%80%E6%95%B0%E5%BC%8F%E3%81%A7%E6%96%87%E5%AD%97%E5%88%97%E3%82%92%E6%97%A5%E4%BB%98%E3%81%AB%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\"><\/span>STEP4. \u5bfe\u51e6\u6cd5\u2460\u3000\u6570\u5f0f\u3067\u6587\u5b57\u5217\u3092\u65e5\u4ed8\u306b\u5909\u63db\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u307e\u305a\u306f\u6570\u5f0f\u3067\u5909\u63db\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<br \/>\n\u6587\u5b57\u5217\u3092\u65e5\u4ed8\uff08\u30b7\u30ea\u30a2\u30eb\u5024\uff09\u306b\u5909\u3048\u308b\u306b\u306f <b>VALUE\u95a2\u6570<\/b> \u3084 <b>DATEVALUE\u95a2\u6570<\/b> \u3092\u4f7f\u3044\u307e\u3059\u3002<br \/>\n\u305f\u3060\u3057\u3001\u4eca\u56de\u306e\u6587\u5b57\u5217\u306b\u306f<b>\u5148\u982d\u306e\u4f59\u5206\u306a\u7a7a\u767d<\/b>\u3084<b>\u300c.\u300d\u533a\u5207\u308a<\/b>\u304c\u6df7\u3056\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u305d\u3053\u3067\u3001\u7a7a\u767d\u3092\u6d88\u3059 <b>TRIM\u95a2\u6570<\/b> \u3068\u3001\u533a\u5207\u308a\u6587\u5b57\u3092\u300c\/\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b <b>SUBSTITUTE\u95a2\u6570<\/b> \u3092\u7d44\u307f\u5408\u308f\u305b\u307e\u3059\u3002<br \/>\nE\u5217\u306e\u6570\u5f0f\u3092\u6b21\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>=MONTH(VALUE(SUBSTITUTE(TRIM(A2),\".\",\"\/\")))<\/pre>\n<p>\u3053\u308c\u3067\u3001\u6587\u5b57\u5217\u306e\u884c\u3082\u542b\u3081\u3066\u3059\u3079\u3066\u306e\u6708\u304c\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\n\u305f\u3060\u3057\u6570\u5f0f\u304c\u9577\u304f\u306a\u308b\u306e\u3067\u3001\u4e00\u6642\u7684\u306b\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d\u5411\u3051\u306e\u65b9\u6cd5\u3067\u3059\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/05_convert.png\" alt=\"\u6570\u5f0f\u3067\u6708\u3092\u51fa\u305b\u305f\u72b6\u614b\" \/><br \/>\n\u5b9f\u969b\u306e\u5165\u529b\u753b\u9762\u304c\u3053\u3061\u3089\u3067\u3059\u3002<br \/>\n\u6587\u5b57\u5217\u3092 TRIM \u2192 SUBSTITUTE \u2192 VALUE \u306e\u9806\u306b\u5909\u63db\u3057\u3066\u304b\u3089\u3001MONTH \u306b\u6e21\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/06_value_formula.png\" alt=\"VALUE\u3068TRIM\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u6570\u5f0f\u306e\u5165\u529b\u753b\u9762\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP5_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A1%E3%80%80%E5%8C%BA%E5%88%87%E3%82%8A%E4%BD%8D%E7%BD%AE%E3%81%A7%E4%B8%80%E6%8B%AC%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\"><\/span>STEP5. \u5bfe\u51e6\u6cd5\u2461\u3000\u533a\u5207\u308a\u4f4d\u7f6e\u3067\u4e00\u62ec\u5909\u63db\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6570\u5f0f\u3067\u5305\u3080\u3088\u308a\u3001<b>A\u5217\u305d\u306e\u3082\u306e\u3092\u6b63\u3057\u3044\u65e5\u4ed8\u306b\u76f4\u3059<\/b>\u307b\u3046\u304c\u5f8c\u3005\u30e9\u30af\u3067\u3059\u3002<br \/>\n\u6587\u5b57\u5217\u306e\u65e5\u4ed8\u306f\u3001<b>\u300c\u533a\u5207\u308a\u4f4d\u7f6e\u300d\u6a5f\u80fd<\/b>\u3067\u4e00\u62ec\u5909\u63db\u3067\u304d\u307e\u3059\u3002<br \/>\n\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<br \/>\nA\u5217\uff08A2:A13\uff09\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<b>\u30c7\u30fc\u30bf \u30bf\u30d6 \u2192 \u533a\u5207\u308a\u4f4d\u7f6e<\/b> \u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u300c\u5143\u306e\u30c7\u30fc\u30bf\u306e\u5f62\u5f0f\u300d\u306f\u305d\u306e\u307e\u307e <b>\u6b21\u3078<\/b>\u3001\u533a\u5207\u308a\u6587\u5b57\u3082\u305d\u306e\u307e\u307e <b>\u6b21\u3078<\/b>\u3002<br \/>\n\u300c\u5217\u306e\u30c7\u30fc\u30bf\u5f62\u5f0f\u300d\u3067 <b>\u65e5\u4ed8\uff08YMD\uff09<\/b> \u3092\u9078\u3073\u3001<b>\u5b8c\u4e86<\/b> \u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3067A\u5217\u306e\u6587\u5b57\u5217\u304c\u3001\u53f3\u5bc4\u305b\u306e\u6b63\u3057\u3044\u65e5\u4ed8\u306b\u5909\u308f\u308a\u307e\u3059\u3002<br \/>\n\u306a\u304a\u3001\u533a\u5207\u308a\u4f4d\u7f6e\u306e\u30c0\u30a4\u30a2\u30ed\u30b0\u306f\u753b\u50cf\u306b\u5199\u305b\u306a\u3044\u305f\u3081\u3001\u4e0b\u306e\u753b\u50cf\u306f<b>\u5909\u63db\u5f8c\u306e\u72b6\u614b<\/b>\u3092\u63b2\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nA\u5217\u304c\u3059\u3079\u3066\u65e5\u4ed8\u306b\u306a\u3063\u305f\u306e\u3067\u3001E\u5217\u3082 <b>=MONTH(A2)<\/b> \u306e\u30b7\u30f3\u30d7\u30eb\u306a\u6570\u5f0f\u3067\u6708\u304c\u51fa\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\n<img decoding=\"async\" src=\"images\/00056\/07_bulk.png\" alt=\"\u533a\u5207\u308a\u4f4d\u7f6e\u3067\u65e5\u4ed8\u306b\u5909\u63db\u3057\u305f\u5f8c\u306e\u72b6\u614b\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"STEP6_%E5%AF%BE%E5%87%A6%E6%B3%95%E2%91%A2%E3%80%80VBA%E3%81%A7%E4%B8%80%E6%8B%AC%E5%A4%89%E6%8F%9B%E3%81%99%E3%82%8B\"><\/span>STEP6. \u5bfe\u51e6\u6cd5\u2462\u3000VBA\u3067\u4e00\u62ec\u5909\u63db\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6bce\u56de\u540c\u3058\u5909\u63db\u4f5c\u696d\u3092\u3059\u308b\u306a\u3089\u3001<b>VBA\u306eCDate\u95a2\u6570<\/b>\u3067\u307e\u3068\u3081\u3066\u65e5\u4ed8\u306b\u5909\u63db\u3059\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<br \/>\nAlt+F11\u3067VBA\u30a8\u30c7\u30a3\u30bf\u30fc\u3092\u958b\u304d\u3001\u6a19\u6e96\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<pre style=\"padding: 0;\"><code class=\"language-visual-basic line-numbers\">Sub TextToDate()\n    Dim r As Long\n    For r = 2 To 13\n        Cells(r, 1).Value = CDate(Trim(Replace(Cells(r, 1).Value, &quot;.&quot;, &quot;\/&quot;)))\n    Next r\n    Range(&quot;E2&quot;).Formula = &quot;=MONTH(A2)&quot;\n    Range(&quot;E2&quot;).AutoFill Destination:=Range(&quot;E2:E13&quot;)\nEnd Sub<\/code><\/pre>\n<p>\u5b9f\u884c\u3059\u308b\u3068\u3001A\u5217\u306e\u6587\u5b57\u5217\u304c\u307e\u3068\u3081\u3066\u65e5\u4ed8\u306b\u5909\u308f\u308a\u3001E\u5217\u306b\u6708\u304c\u5165\u308a\u307e\u3059\u3002<br \/>\n\u30dc\u30bf\u30f3\u306b\u767b\u9332\u3057\u3066\u304a\u3051\u3070\u3001\u30af\u30ea\u30c3\u30af1\u3064\u3067\u5909\u63db\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n<!--\u5439\u304d\u51fa\u3057\u306f\u3058\u307e\u308a--><\/p>\n<div class=\"balloon5\">\n<div class=\"faceicon\">\n<img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/11\/taka_kao.gif\" alt=\"\u30bf\u30ab\u30d2\u30ed\" width=\"110\" height=\"110\" \/><\/p>\n<div class=\"faceiconfont\">\u30bf\u30ab\u30d2\u30ed<\/div>\n<\/div>\n<div class=\"chatting\">\n<div class=\"says\">CDate \u306f\u300c\u6587\u5b57\u5217\u3092\u65e5\u4ed8\u306b\u5909\u63db\u3059\u308b\u300d\u95a2\u6570\u3067\u3059\u3002<br \/>\nTRIM \u3068 Replace \u3067\u4f59\u5206\u306a\u7a7a\u767d\u3084\u300c.\u300d\u3092\u306a\u3089\u3057\u3066\u304b\u3089\u6e21\u3057\u3066\u3044\u308b\u306e\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<br \/>\n\u3080\u305a\u304b\u3057\u304f\u898b\u3048\u307e\u3059\u304c\u3001\u4e00\u5ea6\u4f5c\u3063\u3066\u304a\u3051\u3070\u6bce\u56de\u306e\u5909\u63db\u4f5c\u696d\u304c\u306a\u304f\u306a\u308b\u306e\u3067\u30ab\u30f3\u30bf\u30f3\u3067\u3059\u306d\u3002<\/div>\n<\/div>\n<\/div>\n<p><!--\u5439\u304d\u51fa\u3057\u7d42\u308f\u308a--><br \/>\n<img decoding=\"async\" src=\"images\/00056\/08_vba.png\" alt=\"VBA\u3067\u4e00\u62ec\u5909\u63db\u3057\u305f\u7d50\u679c\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3%E3%81%A4%E3%81%AE%E5%AF%BE%E5%87%A6%E6%B3%95%E3%81%AE%E6%AF%94%E8%BC%83\"><\/span>3\u3064\u306e\u5bfe\u51e6\u6cd5\u306e\u6bd4\u8f03<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u305d\u308c\u305e\u308c\u5411\u3044\u3066\u3044\u308b\u5834\u9762\u304c\u9055\u3044\u307e\u3059\u3002<br \/>\n\u72b6\u6cc1\u306b\u5408\u308f\u305b\u3066\u9078\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<table>\n<tr>\n<th>\u5bfe\u51e6\u6cd5<\/th>\n<th>\u3084\u308b\u3053\u3068<\/th>\n<th>\u5411\u3044\u3066\u3044\u308b\u5834\u9762<\/th>\n<th>\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<tr>\n<td>\u2460 \u6570\u5f0f\u3067\u5909\u63db<\/td>\n<td>=MONTH(VALUE(SUBSTITUTE(TRIM(A2),&#8221;.&#8221;,&#8221;\/&#8221;)))<\/td>\n<td>\u5143\u306e\u30c7\u30fc\u30bf\u3092\u5909\u3048\u305a\u306b\u6708\u3060\u3051\u898b\u305f\u3044\u3068\u304d<\/td>\n<td>\u6570\u5f0f\u304c\u9577\u304f\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u2461 \u533a\u5207\u308a\u4f4d\u7f6e<\/td>\n<td>\u30c7\u30fc\u30bf \u30bf\u30d6 \u2192 \u533a\u5207\u308a\u4f4d\u7f6e \u2192 \u65e5\u4ed8\uff08YMD\uff09<\/td>\n<td>A\u5217\u306e\u6587\u5b57\u5217\u3092\u307e\u3068\u3081\u3066\u65e5\u4ed8\u306b\u76f4\u3057\u305f\u3044\u3068\u304d<\/td>\n<td>1\u5217\u305a\u3064\u5b9f\u884c\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u2462 VBA\uff08CDate\uff09<\/td>\n<td>CDate \u3067\u4e00\u62ec\u5909\u63db<\/td>\n<td>\u6bce\u56de\u540c\u3058\u5909\u63db\u4f5c\u696d\u3092\u3059\u308b\u3068\u304d<\/td>\n<td>\u30de\u30af\u30ed\u6709\u52b9\u30d6\u30c3\u30af\uff08.xlsm\uff09\u3067\u4fdd\u5b58\u3059\u308b<\/td>\n<\/tr>\n<\/table>\n<div class=\"c_box intitle pink_box\">\n<div class=\"box_title\"><span>POINT<\/span><\/div>\n<p>\u300cMONTH\u95a2\u6570\u304c\u8a2d\u5b9a\u3067\u304d\u306a\u3044\u300d\u3068\u611f\u3058\u305f\u3089\u3001\u307e\u305a\u30bb\u30eb\u306e\u4e2d\u8eab\u304c<b>\u6570\u5024\uff08\u65e5\u4ed8\uff09\u304b\u6587\u5b57\u5217\u304b<\/b>\u3092\u7591\u3044\u307e\u3057\u3087\u3046\u3002<br \/>\n\u4e00\u6642\u7684\u306b\u78ba\u8a8d\u3059\u308b\u306a\u3089<b>\u6570\u5f0f<\/b>\u3001\u6839\u672c\u7684\u306b\u76f4\u3059\u306a\u3089<b>\u533a\u5207\u308a\u4f4d\u7f6e<\/b>\u3001\u7e70\u308a\u8fd4\u3059\u306a\u3089<b>VBA<\/b>\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/div>\n<h3><span class=\"ez-toc-section\" id=\"%E3%81%86%E3%81%BE%E3%81%8F%E3%81%84%E3%81%8B%E3%81%AA%E3%81%84%E3%81%A8%E3%81%8D%E3%81%AE%E5%AF%BE%E5%87%A6%E6%B3%95%EF%BC%88%E3%83%88%E3%83%A9%E3%83%96%E3%83%AB%E3%82%B7%E3%83%A5%E3%83%BC%E3%83%88%EF%BC%89\"><\/span>\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u3068\u304d\u306e\u5bfe\u51e6\u6cd5\uff08\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c8\uff09<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5b9f\u969b\u306b\u8a66\u3059\u3068\u3001\u601d\u3063\u305f\u3088\u3046\u306b\u52d5\u304b\u306a\u3044\u3053\u3068\u3082\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br \/>\n\u3088\u304f\u3042\u308b\u3064\u307e\u305a\u304d\u3068\u5bfe\u51e6\u6cd5\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<table>\n<tr>\n<th>\u75c7\u72b6<\/th>\n<th>\u539f\u56e0<\/th>\n<th>\u5bfe\u51e6<\/th>\n<\/tr>\n<tr>\n<td>MONTH\u304c <b>#VALUE!<\/b> \u306b\u306a\u308b<\/td>\n<td>\u30bb\u30eb\u306e\u4e2d\u8eab\u304c\u6587\u5b57\u5217\uff08\u5148\u982d\u306e\u7a7a\u767d\u3084\u300c.\u300d\u533a\u5207\u308a\u3092\u542b\u3080\uff09<\/td>\n<td><b>TRIM<\/b> \u3067\u7a7a\u767d\u3092\u6d88\u3057\u3001<b>SUBSTITUTE<\/b> \u3067\u300c.\u300d\u3092\u300c\/\u300d\u306b\u7f6e\u63db\u3057\u3066\u304b\u3089 VALUE \u306b\u6e21\u3059<\/td>\n<\/tr>\n<tr>\n<td>MONTH\u304c <b>#NUM!<\/b> \u306b\u306a\u308b<\/td>\n<td>20250902 \u306e\u3088\u3046\u306a8\u6841\u306e\u6570\u5b57\u304c\u6587\u5b57\u5217\u306b\u306a\u3063\u3066\u3044\u308b<\/td>\n<td>DATEVALUE \u3067\u306f\u5909\u63db\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u533a\u5207\u308a\u4f4d\u7f6e\u304b LEFT\uff0fMID \u3067\u5e74\u30fb\u6708\u30fb\u65e5\u306b\u5206\u3051\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u898b\u305f\u76ee\u306f\u65e5\u4ed8\u306a\u306e\u306b\u6570\u5024\u306b\u306a\u3089\u306a\u3044<\/td>\n<td>\u6587\u5b57\u5217\u306e\u307e\u307e\u5165\u529b\u3055\u308c\u3066\u3044\u308b<\/td>\n<td>\u30bb\u30eb\u3092\u9078\u3073\u3001\u6570\u5f0f\u30d0\u30fc\u306e\u8868\u793a\u3092\u78ba\u8a8d\u3059\u308b\uff08\u6587\u5b57\u5217\u306f\u305d\u306e\u307e\u307e\u8868\u793a\u3055\u308c\u308b\uff09<\/td>\n<\/tr>\n<tr>\n<td>=MONTH(2025\/7\/8) \u3068\u66f8\u3044\u305f\u3089<b>2\u6708<\/b>\u3068\u8868\u793a\u3055\u308c\u305f<\/td>\n<td>\u30b9\u30e9\u30c3\u30b7\u30e5\u304c\u5272\u308a\u7b97\u3068\u3057\u3066\u8a08\u7b97\u3055\u308c\u3066\u3044\u308b<\/td>\n<td><b>=MONTH(DATE(2025,7,8))<\/b> \u304b <b>=MONTH(DATEVALUE(&#8220;2025\/7\/8&#8221;))<\/b> \u306b\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u5168\u89d2\u306e\u65e5\u4ed8\u304c\u5909\u63db\u3067\u304d\u306a\u3044<\/td>\n<td>\u5168\u89d2\u6570\u5b57\u30fb\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u6df7\u3056\u3063\u3066\u3044\u308b<\/td>\n<td><b>TRIM<\/b> \u3067\u524d\u5f8c\u306e\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u9664\u53bb\u3059\u308b\u3002\u6570\u5f0f\u3067\u76f4\u3089\u306a\u3044\u3068\u304d\u306f\u533a\u5207\u308a\u4f4d\u7f6e\u3067\u5909\u63db\u3059\u308b<\/td>\n<\/tr>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"%E9%96%A2%E6%95%B0%E3%81%AE%E8%AA%AC%E6%98%8E\"><\/span>\u95a2\u6570\u306e\u8aac\u660e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4eca\u56de\u767b\u5834\u3057\u305f\u95a2\u6570\u306e\u6982\u8981\u3067\u3059\u3002<br \/>\n\u66f8\u5f0f\u3068\u5f79\u5272\u3092\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h4>MONTH\u95a2\u6570\uff08\u30de\u30f3\u30b9\uff09<\/h4>\n<table>\n<tr>\n<th>\u66f8\u5f0f<\/th>\n<td>=MONTH(\u30b7\u30ea\u30a2\u30eb\u5024)<\/td>\n<\/tr>\n<tr>\n<th>\u3067\u304d\u308b\u3053\u3068<\/th>\n<td>\u65e5\u4ed8\u304b\u3089<b>\u6708<\/b>\uff081\u301c12\uff09\u3092\u53d6\u308a\u51fa\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u623b\u308a\u5024<\/th>\n<td>\u6708\uff081\u301c12\u306e\u6570\u5024\uff09<\/td>\n<\/tr>\n<tr>\n<th>\u3053\u3093\u306a\u3068\u304d\u306b<\/th>\n<td>\u65e5\u4ed8\u306e\u5217\u304b\u3089\u6708\u3054\u3068\u306e\u96c6\u8a08\u3092\u3057\u305f\u3044\u3068\u304d\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u6ce8\u610f<\/th>\n<td>\u5f15\u6570\u304c<b>\u6587\u5b57\u5217<\/b>\u3060\u3068 <b>#VALUE!<\/b> \u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u30bb\u30eb\u306e\u4e2d\u8eab\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/td>\n<\/tr>\n<\/table>\n<pre>=MONTH(A2)<\/pre>\n<h4>VALUE\u95a2\u6570\uff08\u30d0\u30ea\u30e5\u30fc\uff09<\/h4>\n<table>\n<tr>\n<th>\u66f8\u5f0f<\/th>\n<td>=VALUE(\u6587\u5b57\u5217)<\/td>\n<\/tr>\n<tr>\n<th>\u3067\u304d\u308b\u3053\u3068<\/th>\n<td>\u6570\u5024\u3092\u8868\u3059\u6587\u5b57\u5217\u3092<b>\u6570\u5024<\/b>\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u623b\u308a\u5024<\/th>\n<td>\u6570\u5024\uff08\u65e5\u4ed8\u306a\u3089\u30b7\u30ea\u30a2\u30eb\u5024\uff09<\/td>\n<\/tr>\n<tr>\n<th>\u3053\u3093\u306a\u3068\u304d\u306b<\/th>\n<td>\u6587\u5b57\u5217\u306b\u306a\u3063\u305f\u65e5\u4ed8\u3092\u3001\u8a08\u7b97\u3067\u304d\u308b\u6570\u5024\u306b\u623b\u3057\u305f\u3044\u3068\u304d\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u6ce8\u610f<\/th>\n<td>\u4f59\u5206\u306a\u7a7a\u767d\u3084\u300c.\u300d\u533a\u5207\u308a\u304c\u3042\u308b\u3068\u5909\u63db\u3067\u304d\u306a\u3044\u305f\u3081\u3001TRIM\u3084SUBSTITUTE\u3068\u7d44\u307f\u5408\u308f\u305b\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/table>\n<pre>=VALUE(A2)<\/pre>\n<h4>DATEVALUE\u95a2\u6570\uff08\u30c7\u30fc\u30c8\u30d0\u30ea\u30e5\u30fc\uff09<\/h4>\n<table>\n<tr>\n<th>\u66f8\u5f0f<\/th>\n<td>=DATEVALUE(\u65e5\u4ed8\u6587\u5b57\u5217)<\/td>\n<\/tr>\n<tr>\n<th>\u3067\u304d\u308b\u3053\u3068<\/th>\n<td>\u65e5\u4ed8\u3092\u8868\u3059\u6587\u5b57\u5217\u3092<b>\u30b7\u30ea\u30a2\u30eb\u5024<\/b>\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u623b\u308a\u5024<\/th>\n<td>\u65e5\u4ed8\u306e\u30b7\u30ea\u30a2\u30eb\u5024\uff08\u6570\u5024\uff09<\/td>\n<\/tr>\n<tr>\n<th>\u3053\u3093\u306a\u3068\u304d\u306b<\/th>\n<td>\u6587\u5b57\u5217\u306e\u65e5\u4ed8\u3092\u3001MONTH\u3084DATEDIF\u3067\u4f7f\u3048\u308b\u65e5\u4ed8\u306b\u3057\u305f\u3044\u3068\u304d\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u6ce8\u610f<\/th>\n<td>8\u6841\u306e\u6570\u5b57\uff0820250902\uff09\u306f\u65e5\u4ed8\u3068\u89e3\u91c8\u3055\u308c\u305a\u3001#VALUE! \u306b\u306a\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/table>\n<pre>=DATEVALUE(\"2025\/7\/8\")<\/pre>\n<h4>TRIM\u95a2\u6570\uff08\u30c8\u30ea\u30e0\uff09\uff0fSUBSTITUTE\u95a2\u6570\uff08\u30b5\u30d6\u30b9\u30c6\u30a3\u30c6\u30e5\u30fc\u30c8\uff09<\/h4>\n<table>\n<tr>\n<th>TRIM\u306e\u66f8\u5f0f<\/th>\n<td>=TRIM(\u6587\u5b57\u5217)<\/td>\n<\/tr>\n<tr>\n<th>SUBSTITUTE\u306e\u66f8\u5f0f<\/th>\n<td>=SUBSTITUTE(\u6587\u5b57\u5217, \u691c\u7d22\u6587\u5b57\u5217, \u7f6e\u63db\u6587\u5b57\u5217)<\/td>\n<\/tr>\n<tr>\n<th>\u3067\u304d\u308b\u3053\u3068<\/th>\n<td>TRIM\u306f\u524d\u5f8c\u306e\u4f59\u5206\u306a\u7a7a\u767d\u3092\u524a\u9664\u3001SUBSTITUTE\u306f\u6307\u5b9a\u3057\u305f\u6587\u5b57\u3092\u5225\u306e\u6587\u5b57\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u3053\u3093\u306a\u3068\u304d\u306b<\/th>\n<td>CSV\u306a\u3069\u304b\u3089\u53d6\u308a\u8fbc\u3093\u3060\u65e5\u4ed8\u306b\u3001\u7a7a\u767d\u3084\u8a18\u53f7\u304c\u6df7\u3056\u3063\u3066\u3044\u308b\u3068\u304d\u3002<\/td>\n<\/tr>\n<tr>\n<th>\u6ce8\u610f<\/th>\n<td>TRIM\u306f\u5148\u982d\u30fb\u672b\u5c3e\u306e\u4f59\u5206\u306a\u7a7a\u767d\uff08\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u542b\u3080\uff09\u3092\u524a\u9664\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/table>\n<pre>=TRIM(A2)<\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AE%8C%E6%88%90\"><\/span>\u5b8c\u6210<span 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