{"id":1821,"date":"2026-04-05T03:08:26","date_gmt":"2026-04-05T03:08:26","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/ja\/uml-sequence-diagram-comprehensive-guide\/"},"modified":"2026-04-05T03:08:26","modified_gmt":"2026-04-05T03:08:26","slug":"uml-sequence-diagram-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/ja\/uml-sequence-diagram-comprehensive-guide\/","title":{"rendered":"\u6df7\u4e71\u304b\u3089\u660e\u78ba\u3055\u3078\uff1aUML\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306e\u5305\u62ec\u7684\u306a\u89e3\u8aac"},"content":{"rendered":"<p>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u901a\u4fe1\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3002\u8907\u6570\u306e\u30b7\u30b9\u30c6\u30e0\u3001\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001\u307e\u305f\u306f\u30a8\u30a4\u30b8\u30a7\u30f3\u30c8\u304c\u76f8\u4e92\u306b\u4f5c\u7528\u3059\u308b\u5834\u5408\u3001\u8907\u96d1\u6027\u306f\u6025\u901f\u306b\u5897\u5927\u3059\u308b\u3002\u3053\u308c\u3092\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u3001\u958b\u767a\u8005\u3084\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u306f\u6a19\u6e96\u5316\u3055\u308c\u305f\u8a18\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3002\u305d\u306e\u4e2d\u3067\u3082\u3001\u7d71\u5408\u30e2\u30c7\u30eb\u8a00\u8a9e\uff08UML\uff09\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306f\u3001\u52d5\u7684\u52d5\u4f5c\u3092\u53ef\u8996\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u30c4\u30fc\u30eb\u3068\u3057\u3066\u969b\u7acb\u3063\u3066\u3044\u308b\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3001\u8a18\u6cd5\u3001\u5b9f\u8df5\u7684\u306a\u5fdc\u7528\u306b\u3064\u3044\u3066\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3001\u57fa\u672c\u6982\u5ff5\u304b\u3089\u9ad8\u5ea6\u306a\u76f8\u4e92\u4f5c\u7528\u30d1\u30bf\u30fc\u30f3\u307e\u3067\u3092\u30ab\u30d0\u30fc\u3059\u308b\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Adorable kawaii-style infographic explaining UML sequence diagrams: shows lifelines with cute character mascots, activation bars, four message types (synchronous, asynchronous, return, self-call), combined fragments (alt, opt, loop, break, par, ref), best practices checklist, and a user login flow example, all in soft pastel colors with rounded shapes on a 16:9 layout for educational clarity\" decoding=\"async\" src=\"https:\/\/www.ez-knowledge.com\/wp-content\/uploads\/2026\/04\/kawaii-uml-sequence-diagrams-infographic-guide.jpg\"\/><\/figure>\n<\/div>\n<h2>\u30b3\u30a2\u76ee\u7684\u306e\u7406\u89e3 \ud83c\udfaf<\/h2>\n<p>\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306f\u3001\u76f8\u4e92\u4f5c\u7528\u56f3\u306e\u4e00\u7a2e\u3067\u3042\u308b\u3002\u5bfe\u8c61\u3068\u306a\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u306b\u4f5c\u7528\u3057\u3001\u3069\u306e\u3088\u3046\u306a\u9806\u5e8f\u3067\u52d5\u4f5c\u3059\u308b\u304b\u3092\u793a\u3059\u3002\u4e3b\u306a\u7126\u70b9\u306f\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u53c2\u52a0\u8005\u9593\u3092\u6d41\u308c\u3066\u3044\u308b\u5236\u5fa1\u3068\u30c7\u30fc\u30bf\u3067\u3042\u308b\u3002\u30af\u30e9\u30b9\u56f3\u304c\u9759\u7684\u69cb\u9020\u3092\u793a\u3059\u306e\u306b\u5bfe\u3057\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u6642\u9593\u7684\u5074\u9762\u3092\u6349\u3048\u308b\u3002<\/p>\n<p>\u4e3b\u306a\u7279\u5fb4\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u308b\uff1a<\/p>\n<ul>\n<li><strong>\u6642\u9593\u306e\u65b9\u5411\u6027\uff1a<\/strong>\u6642\u9593\u306f\u4e0a\u304b\u3089\u4e0b\u3078\u6d41\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u76f8\u4e92\u4f5c\u7528\u306e\u7126\u70b9\uff1a<\/strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u9593\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u3084\u308a\u53d6\u308a\u3092\u5f37\u8abf\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u6587\u8108\u306e\u660e\u78ba\u3055\uff1a<\/strong>\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u3084\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u56f3\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306e\u76ee\u7684\u306f\u3001\u5b9f\u88c5\u306e\u8a73\u7d30\u306b\u5dfb\u304d\u8fbc\u307e\u308c\u308b\u3053\u3068\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u8ad6\u7406\u3092\u63cf\u304f\u3053\u3068\u3067\u3042\u308b\u3002\u3053\u306e\u62bd\u8c61\u5316\u306b\u3088\u308a\u3001\u958b\u767a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u524d\u306b\u3082\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u8981\u4ef6\u3084\u8ad6\u7406\u3092\u691c\u8a3c\u3067\u304d\u308b\u3002<\/p>\n<h2>\u5fc5\u9808\u306e\u69cb\u6210\u8981\u7d20 \ud83e\uddf1<\/h2>\n<p>\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u52b9\u679c\u7684\u306b\u8aad\u307f\u53d6\u308b\u304b\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u6a19\u6e96\u7684\u306a\u8981\u7d20\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u5404\u8981\u7d20\u306f\u56f3\u306e\u4e2d\u3067\u7279\u5b9a\u306e\u610f\u5473\u7684\u5f79\u5272\u3092\u679c\u305f\u3059\u3002<\/p>\n<h3>1. \u53c2\u52a0\u8005\uff08\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\uff09 \ud83d\udfe6<\/h3>\n<p>\u53c2\u52a0\u8005\u306f\u3001\u76f8\u4e92\u4f5c\u7528\u306b\u95a2\u4e0e\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8868\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u3001\u30af\u30e9\u30b9\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u307e\u305f\u306f\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u56f3\u3067\u306f\u3001\u53c2\u52a0\u8005\u306f\u30da\u30fc\u30b8\u306e\u4e0a\u90e8\u304b\u3089\u4e0b\u3078\u4f38\u3073\u308b\u5782\u76f4\u306e\u7834\u7dda\u3067\u8868\u3055\u308c\u308b\u3002\u3053\u306e\u7dda\u306f\u300c<strong>\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3<\/strong>.<\/p>\n<ul>\n<li><strong>\u30e9\u30d9\u30eb\uff1a<\/strong>\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\u306e\u4e0a\u90e8\u306b\u914d\u7f6e\u3055\u308c\u3001\u901a\u5e38\u592a\u5b57\u3067\u8a18\u8f09\u3055\u308c\u308b\u3002<\/li>\n<li><strong>\u8b58\u5225\u5b50\uff1a<\/strong>\u7279\u5b9a\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\uff08\u4f8b\uff1a<code>customer: Customer<\/code>\uff09\u307e\u305f\u306f\u4e00\u822c\u7684\u306a\u30af\u30e9\u30b9\uff08\u4f8b\uff1a<code>Customer<\/code>).<\/li>\n<li><strong>\u671f\u9593\uff1a<\/strong>\u7dda\u306f\u4e0b\u65b9\u5411\u306b\u5ef6\u3073\u3001\u53c2\u52a0\u8005\u304c\u76f8\u4e92\u4f5c\u7528\u4e2d\u306b\u3069\u308c\u3060\u3051\u9577\u304f\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u3042\u308b\u304b\u3092\u793a\u3059\u3002<\/li>\n<\/ul>\n<h3>2. \u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc \u23f1\ufe0f<\/h3>\n<p>\u5b9f\u884c\u767a\u751f\u3068\u3082\u547c\u3070\u308c\u308b\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306f\u3001\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\u4e0a\u306b\u914d\u7f6e\u3055\u308c\u308b\u7d30\u9577\u3044\u9577\u65b9\u5f62\u306e\u30dc\u30c3\u30af\u30b9\u3067\u3042\u308b\u3002\u53c2\u52a0\u8005\u304c\u52d5\u4f5c\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u3001\u307e\u305f\u306f\u5236\u5fa1\u4e0b\u306b\u3042\u308b\u671f\u9593\u3092\u793a\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30a8\u30f3\u30c8\u30ea\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong>\u30d0\u30fc\u306e\u4e0a\u90e8\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u51e6\u7406\u3092\u958b\u59cb\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u30a8\u30b0\u30b8\u30c3\u30c8\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong>\u30d0\u30fc\u306e\u4e0b\u90e8\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u30bf\u30b9\u30af\u3092\u5b8c\u4e86\u3057\u3001\u5236\u5fa1\u3092\u623b\u3059\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u30cd\u30b9\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong>\u30d0\u30fc\u3092\u30cd\u30b9\u30c8\u3059\u308b\u3053\u3068\u3067\u3001\u518d\u5e30\u547c\u3073\u51fa\u3057\u3084\u9577\u6642\u9593\u5b9f\u884c\u3055\u308c\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>3. \u30e1\u30c3\u30bb\u30fc\u30b8 \ud83d\udcac<\/h3>\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\u3092\u7d50\u3076\u6c34\u5e73\u306e\u77e2\u5370\u3067\u3059\u3002\u53c2\u52a0\u8005\u9593\u306e\u901a\u4fe1\u3092\u8868\u3057\u3066\u304a\u308a\u3001\u77e2\u5370\u306e\u65b9\u5411\u304c\u60c5\u5831\u306e\u6d41\u308c\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h4>\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u7a2e\u985e<\/h4>\n<table>\n<thead>\n<tr>\n<th>\u7a2e\u985e<\/th>\n<th>\u77e2\u5370\u306e\u30b9\u30bf\u30a4\u30eb<\/th>\n<th>\u610f\u5473<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u540c\u671f\u7684<\/td>\n<td>\u5857\u308a\u3064\u3076\u3055\u308c\u305f\u77e2\u5370\u5148<\/td>\n<td>\u9001\u4fe1\u8005\u306f\u3001\u53d7\u4fe1\u8005\u304c\u30bf\u30b9\u30af\u3092\u5b8c\u4e86\u3059\u308b\u306e\u3092\u5f85\u3063\u3066\u304b\u3089\u3001\u51e6\u7406\u3092\u7d9a\u884c\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u975e\u540c\u671f<\/td>\n<td>\u958b\u653e\u3055\u308c\u305f\u77e2\u5370\u5148<\/td>\n<td>\u9001\u4fe1\u8005\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u3001\u5f85\u305f\u305a\u306b\u3059\u3050\u306b\u51e6\u7406\u3092\u7d9a\u884c\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u623b\u308a\u5024<\/td>\n<td>\u7834\u7dda\uff0b\u958b\u653e\u3055\u308c\u305f\u77e2\u5370\u5148<\/td>\n<td>\u53d7\u4fe1\u8005\u304c\u9001\u4fe1\u8005\u306b\u8fd4\u4fe1\u3059\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30bb\u30eb\u30d5\u30b3\u30fc\u30eb<\/td>\n<td>\u30ab\u30fc\u30d6\u3057\u305f\u77e2\u5370<\/td>\n<td>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u81ea\u5206\u81ea\u8eab\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u9ad8\u5ea6\u306a\u76f8\u4e92\u4f5c\u7528\u30d1\u30bf\u30fc\u30f3 \ud83d\udd17<\/h2>\n<p>\u73fe\u5b9f\u4e16\u754c\u306e\u30b7\u30ca\u30ea\u30aa\u306f\u3001\u5358\u4e00\u306e\u7dda\u5f62\u7d4c\u8def\u306b\u5f93\u3046\u3053\u3068\u306f\u3081\u3063\u305f\u306b\u3042\u308a\u307e\u305b\u3093\u3002\u30b7\u30b9\u30c6\u30e0\u306f\u3057\u3070\u3057\u3070\u5206\u5c90\u3057\u305f\u308a\u3001\u30eb\u30fc\u30d7\u3057\u305f\u308a\u3001\u4e26\u884c\u3057\u3066\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002UML\u306f<strong>\u7d50\u5408\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8<\/strong>\u3053\u308c\u3089\u306e\u8907\u96d1\u3055\u3092\u6271\u3046\u305f\u3081\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u7279\u5b9a\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u30e9\u30d9\u30eb\u4ed8\u3051\u3055\u308c\u305f\u9577\u65b9\u5f62\u306e\u30d5\u30ec\u30fc\u30e0\u3067\u56f2\u307e\u308c\u307e\u3059\u3002<\/p>\n<h3>1. Alt\uff08\u4ee3\u66ff\uff09 \ud83d\udd04<\/h3>\n<p>\u6761\u4ef6\u4ed8\u304d\u8ad6\u7406\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001&#8221;<code>if-else<\/code>\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3002\u3053\u308c\u306f\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u8907\u6570\u306e\u65ad\u7247\u306b\u5206\u5272\u3057\u3001\u6761\u4ef6\u306b\u57fa\u3065\u3044\u3066\u305f\u3060\u4e00\u3064\u306e\u30d1\u30b9\u304c\u5b9f\u884c\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u69cb\u9020\uff1a<\/strong>\u30e9\u30d9\u30eb\u304c\u4ed8\u3044\u305f\u30d5\u30ec\u30fc\u30e0<code>alt<\/code>\u304c\u7834\u7dda\u3067\u533a\u5207\u3089\u308c\u305f\u8907\u6570\u306e\u30aa\u30da\u30e9\u30f3\u30c9\u3092\u542b\u3080\u3002<\/li>\n<li><strong>\u6761\u4ef6\uff1a<\/strong>\u5404\u30aa\u30da\u30e9\u30f3\u30c9\u306b\u306f\u3001\u56db\u89d2\u62ec\u5f27\u5185\u306b\u30ac\u30fc\u30c9\u6761\u4ef6\u304c\u4ed8\u3044\u3066\u3044\u308b\uff08\u4f8b\uff1a<code>[\u30e6\u30fc\u30b6\u30fc\u306f\u6709\u52b9]<\/code>).<\/li>\n<li><strong>\u4f7f\u7528\u6cd5\uff1a<\/strong>\u8a8d\u8a3c\u306e\u6210\u529f\u3068\u5931\u6557\u306e\u3088\u3046\u306a\u5206\u5c90\u8ad6\u7406\u3092\u793a\u3059\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/li>\n<\/ul>\n<h3>2. Opt\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09\u26a1<\/h3>\n<p>\u3068\u4f3c\u3066\u3044\u308b\u304c\u3001<code>alt<\/code>\u65ad\u7247\u304c\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059\u3002\u6761\u4ef6\u304c\u507d\u306e\u5834\u5408\u3001\u65ad\u7247\u5185\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u306f\u5358\u306b\u767a\u751f\u3057\u306a\u3044\u3002<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u4f8b\uff1a<\/strong>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u4fdd\u5b58\u3084\u30a8\u30e9\u30fc\u306e\u30ed\u30b0\u8a18\u9332\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u6a5f\u80fd\u3092\u793a\u3059\u3002<\/li>\n<li><strong>\u6761\u4ef6\uff1a<\/strong>\u901a\u5e38\u3001\u5358\u4e00\u306e\u6761\u4ef6\u304c\u30d6\u30ed\u30c3\u30af\u5168\u4f53\u304c\u5b9f\u884c\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/li>\n<\/ul>\n<h3>3. Loop \ud83d\udd04<\/h3>\n<p>\u7e70\u308a\u8fd4\u3057\u3092\u8868\u3057\u3001<code>for<\/code>\u307e\u305f\u306f<code>while<\/code>\u30eb\u30fc\u30d7\u3068\u4f3c\u3066\u3044\u308b\u3002\u30a2\u30af\u30b7\u30e7\u30f3\u304c\u8907\u6570\u56de\u5b9f\u884c\u3055\u308c\u308b\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n<ul>\n<li><strong>\u30e9\u30d9\u30eb\uff1a<\/strong>\u30d5\u30ec\u30fc\u30e0\u306f\u30e9\u30d9\u30eb<code>loop<\/code>.<\/li>\n<li><strong>\u6761\u4ef6\uff1a<\/strong>\u30ab\u30a6\u30f3\u30bf\u30fc\u3084\u7d42\u4e86\u6761\u4ef6\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\uff08\u4f8b\uff1a<code>[\u30a2\u30a4\u30c6\u30e0\u304c\u5b58\u5728\u3059\u308b\u9593]<\/code>).<\/li>\n<li><strong>\u4f7f\u7528\u4f8b\uff1a<\/strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ec\u30b3\u30fc\u30c9\u306e\u30ea\u30b9\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3059\u308b\u3001\u307e\u305f\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u518d\u8a66\u884c\u3059\u308b\u5834\u5408\u3002<\/li>\n<\/ul>\n<h3>4. \u30d6\u30ec\u30a4\u30af \ud83d\uded1<\/h3>\n<p>\u4f8b\u5916\u30d1\u30b9\u307e\u305f\u306f\u901a\u5e38\u306e\u30d5\u30ed\u30fc\u306e\u7d42\u4e86\u3092\u8868\u3057\u307e\u3059\u3002\u30a8\u30e9\u30fc\u51e6\u7406\u3092\u793a\u3059\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u69cb\u9020\uff1a<\/strong>\u30e9\u30d9\u30eb\u304c\u4ed8\u3044\u305f\u30d5\u30ec\u30fc\u30e0\u3067\u56f2\u307e\u308c\u3066\u3044\u307e\u3059<code>break<\/code>.<\/li>\n<li><strong>\u6761\u4ef6\uff1a<\/strong>\u901a\u5e38\u306f\u30a8\u30e9\u30fc\u72b6\u614b\u3092\u793a\u3057\u307e\u3059\uff08\u4f8b\uff1a<code>[\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c\u767a\u751f]<\/code>).<\/li>\n<\/ul>\n<h3>5. Par\uff08\u4e26\u5217\uff09 \u260e\ufe0f<\/h3>\n<p>\u8907\u6570\u306e\u64cd\u4f5c\u304c\u540c\u6642\u306b\u767a\u751f\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3084\u5206\u6563\u578b\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3092\u6301\u3064\u30b7\u30b9\u30c6\u30e0\u3067\u3088\u304f\u898b\u3089\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u69cb\u9020\uff1a<\/strong>\u30d5\u30ec\u30fc\u30e0\u306e\u30e9\u30d9\u30eb\u306f<code>par<\/code>.<\/li>\n<li><strong>\u5b9f\u884c\uff1a<\/strong>\u30d5\u30ec\u30fc\u30e0\u5185\u306e\u3059\u3079\u3066\u306e\u76f8\u4e92\u4f5c\u7528\u304c\u540c\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4f8b\uff1a<\/strong>\u30b7\u30b9\u30c6\u30e0\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4e21\u65b9\u306b\u540c\u6642\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3057\u3066\u3044\u308b\u69d8\u5b50\u3092\u793a\u3059\u5834\u5408\u3002<\/li>\n<\/ul>\n<h3>6. Ref\uff08\u53c2\u7167\uff09 \ud83d\udcce<\/h3>\n<p>\u5225\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3084\u73fe\u5728\u306e\u56f3\u306e\u8a73\u7d30\u306a\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u53c2\u7167\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002\u8907\u96d1\u3055\u3092\u96a0\u3059\u3053\u3068\u3067\u3001\u30e1\u30a4\u30f3\u306e\u56f3\u3092\u7c21\u6f54\u306b\u4fdd\u3061\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30e9\u30d9\u30eb\uff1a<\/strong>\u30d5\u30ec\u30fc\u30e0\u306e\u30e9\u30d9\u30eb\u306f<code>ref<\/code>.<\/li>\n<li><strong>\u30ea\u30f3\u30af\uff1a<\/strong> \u7279\u5b9a\u306e\u56f3\u306e\u540d\u524d\u3001\u307e\u305f\u306f\u540c\u3058\u30e2\u30c7\u30eb\u5185\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u6307\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u52b9\u679c\u7684\u306a\u8a2d\u8a08\u306e\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 \ud83d\udee0\ufe0f<\/h2>\n<p>\u660e\u78ba\u306a\u56f3\u3092\u63cf\u304f\u306b\u306f\u3001\u81ea\u5236\u5fc3\u304c\u5fc5\u8981\u3067\u3059\u3002\u3054\u3061\u3083\u3054\u3061\u3083\u3057\u305f\u56f3\u306f\u3001\u307e\u3063\u305f\u304f\u56f3\u304c\u306a\u3044\u3088\u308a\u3082\u60aa\u3044\u3067\u3059\u3002\u65e2\u5b58\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u5c06\u6765\u306e\u4fdd\u5b88\u4f5c\u696d\u306b\u304a\u3044\u3066\u3082\u6587\u66f8\u304c\u6709\u7528\u306a\u307e\u307e\u4fdd\u305f\u308c\u307e\u3059\u3002<\/p>\n<h3>1. \u30b9\u30b3\u30fc\u30d7\u7ba1\u7406<\/h3>\n<p>1\u3064\u306e\u30d3\u30e5\u30fc\u3067\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u56f3\u793a\u3057\u3088\u3046\u3068\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u5358\u4e00\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306f\u30011\u3064\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u307e\u305f\u306f\u7279\u5b9a\u306e\u76f8\u4e92\u4f5c\u7528\u30d5\u30ed\u30fc\u306b\u96c6\u4e2d\u3059\u3079\u304d\u3067\u3059\u3002\u30b7\u30ca\u30ea\u30aa\u304c\u8907\u96d1\u306a\u5834\u5408\u306f\u3001<strong>Ref<\/strong>\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b5\u30d6\u56f3\u306b\u5206\u89e3\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>2. \u540d\u524d\u4ed8\u3051\u306e\u898f\u5247<\/h3>\n<p>\u4e00\u8cab\u6027\u304c\u91cd\u8981\u3067\u3059\u3002\u53c2\u52a0\u8005\u304a\u3088\u3073\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u610f\u5473\u306e\u3042\u308b\u540d\u524d\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>\u53c2\u52a0\u8005\uff1a<\/strong> \u30af\u30e9\u30b9\u540d\u307e\u305f\u306f\u7279\u5b9a\u306e\u5f79\u5272\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u4f8b\uff1a<code>OrderService<\/code>, <code>PaymentGateway<\/code>).<\/li>\n<li><strong>\u30e1\u30c3\u30bb\u30fc\u30b8\uff1a<\/strong> \u52d5\u8a5e\u30d5\u30ec\u30fc\u30ba\u3092\u4f7f\u7528\u3057\u3066\u3001\u52d5\u4f5c\u3092\u8a18\u8ff0\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u4f8b\uff1a<code>processPayment()<\/code>, <code>sendConfirmation()<\/code>).<\/li>\n<\/ul>\n<h3>3. \u6d3b\u6027\u5316\u30d0\u30fc\u3092\u6700\u5c0f\u9650\u306b<\/h3>\n<p>\u5fc5\u8981\u6700\u5c0f\u9650\u306e\u5834\u6240\u306b\u306e\u307f\u6d3b\u6027\u5316\u30d0\u30fc\u3092\u63cf\u3044\u3066\u304f\u3060\u3055\u3044\u3002\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u51e6\u7406\u3092\u884c\u308f\u305a\u3001\u5358\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u6e21\u3059\u3060\u3051\u306e\u5834\u5408\u306f\u3001\u6d3b\u6027\u5316\u30d0\u30fc\u3092\u7701\u7565\u3059\u308b\u3053\u3068\u3067\u8996\u899a\u7684\u306a\u30ce\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u91cd\u8981\u306a\u610f\u601d\u6c7a\u5b9a\u30dd\u30a4\u30f3\u30c8\u306b\u6ce8\u76ee\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>4. \u8ad6\u7406\u7684\u306a\u9806\u5e8f<\/h3>\n<p>\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8ad6\u7406\u7684\u306a\u9806\u5e8f\u3067\u914d\u7f6e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u53ef\u80fd\u306a\u9650\u308a\u77e2\u5370\u306e\u4ea4\u5dee\u3092\u907f\u3051\u3066\u304f\u3060\u3055\u3044\u3002\u4ea4\u5dee\u3059\u308b\u7dda\u306f\u8996\u899a\u7684\u306a\u6df7\u4e71\u3092\u751f\u307f\u3001\u5236\u5fa1\u306e\u6d41\u308c\u3092\u8ffd\u8de1\u3057\u306b\u304f\u304f\u3057\u307e\u3059\u3002<\/p>\n<h3>5. \u7570\u5e38\u306e\u660e\u793a\u7684\u51e6\u7406<\/h3>\n<p>\u30a8\u30e9\u30fc\u30d1\u30b9\u3092\u7121\u8996\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<strong>\u4e2d\u65ad<\/strong> \u307e\u305f\u306f <strong>Alt<\/strong>\u30b5\u30fc\u30d3\u30b9\u306e\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u969b\u306e\u52d5\u4f5c\u3092\u793a\u3059\u305f\u3081\u306e\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u3067\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u8010\u969c\u5bb3\u6027\u3092\u7406\u89e3\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h2>\u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74 \ud83d\udeab<\/h2>\n<p>\u7d4c\u9a13\u8c4a\u5bcc\u306a\u5b9f\u52d9\u5bb6\u3067\u3059\u3089\u3001\u3053\u308c\u3089\u306e\u56f3\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u8aa4\u308a\u3092\u72af\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u65e9\u671f\u306b\u8a8d\u8b58\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306e\u969b\u306b\u5927\u5e45\u306a\u6642\u9593\u3092\u7bc0\u7d04\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong><strong>\u56f3\u306e\u904e\u8ca0\u8377\uff1a<\/strong><\/strong>\u3059\u3079\u3066\u306e\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u793a\u305d\u3046\u3068\u3059\u308b\u3068\u3001\u56f3\u304c\u8aad\u307f\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002\u9ad8\u30ec\u30d9\u30eb\u306e\u30d5\u30ed\u30fc\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong><strong>\u6642\u9593\u306e\u7121\u8996\uff1a<\/strong><\/strong>\u7e26\u8ef8\u306f\u6642\u9593\u3092\u8868\u3057\u307e\u3059\u3002\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\u306e\u4e0b\u90e8\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u3001\u4e0a\u90e8\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3088\u308a\u3082\u524d\u306b\u6765\u308b\u3053\u3068\u306f\u3001\u7279\u5b9a\u306e\u975e\u540c\u671f\u30d1\u30bf\u30fc\u30f3\u4ee5\u5916\u3067\u306f\u78ba\u8a8d\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong><strong>\u623b\u308a\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6b20\u843d\uff1a<\/strong><\/strong>\u3059\u3079\u3066\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u5fc5\u305a\u3057\u3082\u5fc5\u8981\u3067\u306f\u306a\u3044\u3082\u306e\u306e\u3001\u91cd\u8981\u306a\u30c7\u30fc\u30bf\u53d6\u5f97\u306e\u623b\u308a\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u7701\u7565\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u304c\u4e0d\u660e\u77ad\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong><strong>\u8868\u8a18\u306e\u4e0d\u6574\u5408\uff1a<\/strong><\/strong>\u5b9f\u7dda\u3068\u7834\u7dda\u306e\u77e2\u5370\u3092\u4efb\u610f\u306b\u6df7\u5728\u3055\u305b\u308b\u3068\u3001\u547c\u3073\u51fa\u3057\u304c\u540c\u671f\u7684\u304b\u975e\u540c\u671f\u7684\u304b\u304c\u8aad\u8005\u306b\u3068\u3063\u3066\u6df7\u4e71\u3092\u62db\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u52b9\u679c\u7684\u306b\u8aad\u3080\u65b9\u6cd5 \ud83d\udc40<\/h2>\n<p>\u540c\u50da\u304c\u4f5c\u6210\u3057\u305f\u56f3\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u969b\u306f\u3001\u4f53\u7cfb\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u3068\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<ol>\n<li><strong>\u30a2\u30af\u30bf\u30fc\u3092\u7279\u5b9a\u3059\u308b\uff1a<\/strong>\u4e0a\u90e8\u3092\u78ba\u8a8d\u3057\u3066\u3001\u8ab0\u304c\u95a2\u4e0e\u3057\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30e6\u30fc\u30b6\u30fc\u3001\u5916\u90e8API\u3001\u307e\u305f\u306f\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u3044\u305a\u308c\u3067\u3057\u3087\u3046\u304b\uff1f<\/li>\n<li><strong>\u4e3b\u306a\u30d5\u30ed\u30fc\u3092\u305f\u3069\u308b\uff1a<\/strong>\u5de6\u304b\u3089\u53f3\u3078\u3068\u5b9f\u7dda\u306e\u77e2\u5370\u3092\u305f\u3069\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u304c\u30cf\u30c3\u30d4\u30fc\u30d1\u30b9\u3067\u3059\u3002<\/li>\n<li><strong>\u30d5\u30ec\u30fc\u30e0\u3092\u78ba\u8a8d\u3059\u308b\uff1a<\/strong> \u6b21\u306e\u30d5\u30ec\u30fc\u30e0\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<code>alt<\/code>, <code>loop<\/code>\u3001\u307e\u305f\u306f <code>opt<\/code>\u30d5\u30ec\u30fc\u30e0\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u8ad6\u7406\u306e\u5883\u754c\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u623b\u308a\u3092\u5206\u6790\u3059\u308b\uff1a<\/strong>\u7834\u7dda\u306e\u77e2\u5370\u3092\u9001\u4fe1\u5143\u3078\u3068\u9061\u3063\u3066\u305f\u3069\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u623b\u3055\u308c\u308b\u30c7\u30fc\u30bf\u304c\u547c\u3073\u51fa\u3057\u5143\u306e\u671f\u5f85\u306b\u5408\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u7d42\u72b6\u614b\u306e\u78ba\u8a8d\uff1a<\/strong> \u3059\u3079\u3066\u306e\u30e9\u30a4\u30d5\u30e9\u30a4\u30f3\u304c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306b\u623b\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d0\u30fc\u304c\u4e0b\u307e\u3067\u4f38\u3073\u3066\u623b\u3089\u306a\u3044\u5834\u5408\u3001\u30d7\u30ed\u30bb\u30b9\u304c\u672c\u5f53\u306b\u5b8c\u4e86\u3057\u3066\u3044\u308b\u304b\u3001\u7121\u9650\u306b\u5f85\u6a5f\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ol>\n<h2>\u4ed6\u306eUML\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u3068\u306e\u7d71\u5408 \ud83d\udcca<\/h2>\n<p>\u9806\u5e8f\u56f3\u306f\u5b64\u7acb\u3057\u3066\u5b58\u5728\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002UML\u306e\u4ed6\u306e\u56f3\u3068\u88dc\u5b8c\u3057\u5408\u3046\u3082\u306e\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\uff1a<\/strong> \u9806\u5e8f\u56f3\u306f\u3001\u9ad8\u30ec\u30d9\u30eb\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306b\u793a\u3055\u308c\u305f\u7279\u5b9a\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u624b\u9806\u3092\u8a73\u7d30\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/li>\n<li><strong>\u30af\u30e9\u30b9\u56f3\uff1a<\/strong> \u9806\u5e8f\u56f3\u306e\u53c2\u52a0\u8005\u306f\u3001\u30af\u30e9\u30b9\u56f3\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30af\u30e9\u30b9\u306b\u5bfe\u5fdc\u3059\u308b\u3079\u304d\u3067\u3059\u3002\u53c2\u52a0\u8005\u304c\u9806\u5e8f\u56f3\u306b\u306f\u3042\u308b\u304c\u30af\u30e9\u30b9\u56f3\u306b\u306f\u306a\u3044\u5834\u5408\u3001\u30e2\u30c7\u30eb\u8981\u7d20\u304c\u6b20\u843d\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u72b6\u614b\u6a5f\u68b0\u56f3\uff1a<\/strong> \u9806\u5e8f\u56f3\u306f\u76f8\u4e92\u4f5c\u7528\u3092\u793a\u3059\u4e00\u65b9\u3001\u72b6\u614b\u56f3\u306f\u5358\u4e00\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5185\u90e8\u52d5\u4f5c\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u4f75\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u5305\u62ec\u7684\u306b\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2>\u5b9f\u8df5\u4f8b\uff1a\u30e6\u30fc\u30b6\u30fc\u306e\u30ed\u30b0\u30a4\u30f3\u30d5\u30ed\u30fc \ud83d\udeaa<\/h2>\n<p>\u6a19\u6e96\u7684\u306a\u8a8d\u8a3c\u30b7\u30ca\u30ea\u30aa\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u30d5\u30ed\u30fc\u306b\u306f\u30e6\u30fc\u30b6\u30fc\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3001\u8a8d\u8a3c\u30b5\u30fc\u30d3\u30b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u30e6\u30fc\u30b6\u30fc<\/strong> \u306f\u8a8d\u8a3c\u60c5\u5831\u3092 <strong>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9<\/strong>.<\/li>\n<li><strong>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9<\/strong> \u306f <code>validateLogin()<\/code> \u30ea\u30af\u30a8\u30b9\u30c8\u3092 <strong>\u8a8d\u8a3c\u30b5\u30fc\u30d3\u30b9<\/strong>.<\/li>\n<li><strong>\u8a8d\u8a3c\u30b5\u30fc\u30d3\u30b9<\/strong> \u306f <strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/strong> \u304b\u3089\u30e6\u30fc\u30b6\u30fc\u306e\u8a73\u7d30\u3092\u7167\u4f1a\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/strong> \u306f\u30e6\u30fc\u30b6\u30fc\u306e\u30cf\u30c3\u30b7\u30e5\u3092 <strong>\u8a8d\u8a3c\u30b5\u30fc\u30d3\u30b9<\/strong>.<\/li>\n<li><strong>AuthService<\/strong> \u30cf\u30c3\u30b7\u30e5\u3092\u6bd4\u8f03\u3057\u3066\u8fd4\u3059 <code>isValid<\/code> \u306b <strong>Frontend<\/strong>.<\/li>\n<li><strong>Frontend<\/strong> \u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3059\u308b\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u7dda\u5f62\u30d5\u30ed\u30fc\u306f\u3001<code>alt<\/code> \u8a8d\u8a3c\u5931\u6557\u6642\u306e\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u3067\u3001\u6210\u529f\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u306f\u306a\u304f\u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3092\u8868\u793a\u3059\u308b\u3002<\/p>\n<h2>\u660e\u78ba\u3055\u306b\u3064\u3044\u3066\u306e\u7d50\u8ad6 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