{"id":1083,"date":"2026-04-02T03:34:58","date_gmt":"2026-04-02T03:34:58","guid":{"rendered":"https:\/\/www.method-post.com\/tw\/step-by-step-class-diagram-tutorial-15-minutes\/"},"modified":"2026-04-02T03:34:58","modified_gmt":"2026-04-02T03:34:58","slug":"step-by-step-class-diagram-tutorial-15-minutes","status":"publish","type":"post","link":"https:\/\/www.method-post.com\/tw\/step-by-step-class-diagram-tutorial-15-minutes\/","title":{"rendered":"\u9010\u6b65\u6307\u5357\uff1a\u985e\u5225\u5716\u6559\u7a0b\u2014\u2014\u5f9e\u7a7a\u767d\u9801\u9762\u5230\u6700\u7d42\u6a21\u578b\u50c5\u970015\u5206\u9418"},"content":{"rendered":"<p>\u8a2d\u8a08\u8edf\u9ad4\u67b6\u69cb\u7684\u904e\u7a0b\u5728\u64b0\u5beb\u4efb\u4f55\u7a0b\u5f0f\u78bc\u4e4b\u524d\u5c31\u5df2\u958b\u59cb\u3002\u5b83\u5f9e\u7406\u89e3\u8cc7\u6599\u8207\u884c\u70ba\u5728\u7cfb\u7d71\u5167\u5982\u4f55\u4e92\u52d5\u958b\u59cb\u3002\u985e\u5225\u5716\u5373\u662f\u6b64\u7d50\u69cb\u7684\u85cd\u5716\uff0c\u7528\u4ee5\u5448\u73fe\u7cfb\u7d71\u7684\u975c\u614b\u7d50\u69cb\uff0c\u986f\u793a\u985e\u5225\u3001\u5c6c\u6027\u3001\u64cd\u4f5c\u8207\u95dc\u4fc2\u3002\u672c\u6307\u5357\u5c07\u5e36\u4f60\u5feb\u901f\u5f9e\u96f6\u958b\u59cb\u5efa\u7acb\u7a69\u56fa\u7684\u985e\u5225\u5716\u3002<\/p>\n<p>\u7121\u8ad6\u4f60\u662f\u958b\u767c\u4eba\u54e1\u3001\u696d\u52d9\u5206\u6790\u5e2b\u9084\u662f\u7cfb\u7d71\u67b6\u69cb\u5e2b\uff0c\u6e05\u6670\u5ea6\u90fd\u81f3\u95dc\u91cd\u8981\u3002\u5c07\u7269\u4ef6\u5c0e\u5411\u8a2d\u8a08\u53ef\u8996\u5316\uff0c\u6709\u52a9\u65bc\u5718\u968a\u65e9\u671f\u767c\u73fe\u6f5b\u5728\u554f\u984c\u3002\u5b83\u80fd\u78ba\u4fdd\u6240\u6709\u4eba\u5c0d\u7cfb\u7d71\u884c\u70ba\u9054\u6210\u5171\u8b58\u3002\u9075\u5faa\u7d50\u69cb\u5316\u7684\u65b9\u6cd5\uff0c\u53ef\u907f\u514d\u5e38\u898b\u7684\u8a2d\u8a08\u904e\u5ea6\u8907\u96dc\u5316\u9677\u9631\u3002\u6211\u5011\u5c07\u5c08\u6ce8\u65bc\u6838\u5fc3\u5143\u7d20\u3001\u908f\u8f2f\u6d41\u7a0b\uff0c\u4ee5\u53ca\u9023\u7d50\u7cfb\u7d71\u7684\u5404\u9805\u95dc\u4fc2\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Child's drawing style infographic teaching UML class diagrams in 15 minutes: shows core components (classes, attributes, operations, visibility symbols), three-phase workflow (brainstorm, define structure, establish relationships), five relationship types with cute examples (association, aggregation, composition, inheritance, dependency), cardinality notation, and best practices tips - all illustrated with playful crayon-style artwork for beginner-friendly software architecture learning\" decoding=\"async\" src=\"https:\/\/www.method-post.com\/wp-content\/uploads\/2026\/03\/class-diagram-tutorial-15-minutes-kids-drawing-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\u7406\u89e3\u6838\u5fc3\u5143\u4ef6 \ud83e\uddf1<\/h2>\n<p>\u5728\u7e6a\u88fd\u7dda\u689d\u4e4b\u524d\uff0c\u4f60\u5fc5\u9808\u5148\u7406\u89e3\u57fa\u672c\u69cb\u4ef6\u3002\u985e\u5225\u5716\u7531\u7279\u5b9a\u5143\u7d20\u7d44\u6210\uff0c\u6bcf\u500b\u5143\u7d20\u5728\u7d71\u4e00\u6a21\u578b\u8a9e\u8a00\uff08UML\uff09\u6a19\u6e96\u4e2d\u90fd\u6709\u5176\u7279\u5b9a\u542b\u7fa9\u3002\u8df3\u904e\u9019\u9805\u57fa\u790e\uff0c\u5f80\u5f80\u6703\u5c0e\u81f4\u5f8c\u7e8c\u4ee4\u4eba\u56f0\u60d1\u7684\u6a21\u7cca\u5716\u8868\u3002<\/p>\n<ul>\n<li><strong>\u985e\u5225\uff1a<\/strong> \u57fa\u672c\u55ae\u4f4d\u3002\u4ee3\u8868\u5177\u6709\u76f8\u4f3c\u7279\u5fb5\u8207\u884c\u70ba\u7684\u7269\u4ef6\u985e\u5225\u3002<\/li>\n<li><strong> \u5c6c\u6027\uff1a<\/strong> \u985e\u5225\u4e2d\u6240\u6301\u6709\u7684\u8cc7\u6599\u3002\u9019\u4e9b\u662f\u5b9a\u7fa9\u72c0\u614b\u7684\u5c6c\u6027\u3002<\/li>\n<li><strong> \u64cd\u4f5c\uff1a<\/strong> \u53ef\u7528\u4f86\u8207\u8cc7\u6599\u4e92\u52d5\u7684\u65b9\u6cd5\u6216\u51fd\u6578\u3002<\/li>\n<li><strong> \u53ef\u898b\u6027\uff1a<\/strong> \u8868\u793a\u5b58\u53d6\u6b0a\u9650\u3002\u5e38\u898b\u7b26\u865f\u5305\u62ec + \u8868\u793a\u516c\u958b\uff0c\u2013 \u8868\u793a\u79c1\u6709\uff0c# \u8868\u793a\u4fdd\u8b77\u3002<\/li>\n<\/ul>\n<p>\u5b9a\u7fa9\u985e\u5225\u6642\uff0c\u4e00\u81f4\u6027\u81f3\u95dc\u91cd\u8981\u3002\u985e\u5225\u4f7f\u7528\u540d\u8a5e\uff0c\u64cd\u4f5c\u4f7f\u7528\u52d5\u8a5e\u3002\u5c6c\u6027\u61c9\u63cf\u8ff0\u72c0\u614b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u6709\u4e00\u500b <code>\u5ba2\u6236<\/code> \u985e\u5225\uff0c\u5c6c\u6027\u53ef\u80fd\u5305\u62ec <code>\u59d3\u540d<\/code> \u6216 <code> \u96fb\u5b50\u90f5\u4ef6<\/code>\u3002\u64cd\u4f5c\u53ef\u80fd\u5305\u62ec <code>\u8a3b\u518a<\/code> \u6216 <code>\u767b\u5165<\/code>.<\/p>\n<h3>\u53ef\u898b\u6027\u8207\u4fee\u98fe\u7b26<\/h3>\n<p>\u5b58\u53d6\u6b0a\u9650\u7684\u63a7\u5236\u5c0d\u65bc\u5c01\u88dd\u81f3\u95dc\u91cd\u8981\u3002\u4f60\u5fc5\u9808\u6c7a\u5b9a\u5167\u90e8\u72c0\u614b\u66b4\u9732\u7684\u7a0b\u5ea6\u3002\u4ee5\u4e0b\u662f\u6a19\u6e96\u53ef\u898b\u6027\u7b26\u865f\u7684\u5feb\u901f\u53c3\u8003\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7b26\u865f<\/th>\n<th>\u540d\u7a31<\/th>\n<th>\u5b58\u53d6\u5c64\u7d1a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>+<\/td>\n<td>\u516c\u958b<\/td>\n<td>\u53ef\u5f9e\u4efb\u4f55\u5730\u65b9\u5b58\u53d6<\/td>\n<\/tr>\n<tr>\n<td>\u2013<\/td>\n<td>\u79c1\u6709<\/td>\n<td>\u50c5\u53ef\u5728\u985e\u5225\u5167\u5b58\u53d6<\/td>\n<\/tr>\n<tr>\n<td>#<\/td>\n<td>\u53d7\u4fdd\u8b77<\/td>\n<td>\u53ef\u5728\u985e\u5225\u53ca\u5b50\u985e\u5225\u4e2d\u5b58\u53d6<\/td>\n<\/tr>\n<tr>\n<td>~<\/td>\n<td>\u5957\u4ef6<\/td>\n<td>\u53ef\u5728\u76f8\u540c\u5957\u4ef6\u5167\u5b58\u53d6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6b63\u78ba\u4f7f\u7528\u9019\u4e9b\u7b26\u865f\u53ef\u907f\u514d\u5728\u5be6\u4f5c\u968e\u6bb5\u7522\u751f\u6df7\u6dc6\u3002\u9019\u5411\u5176\u4ed6\u958b\u767c\u4eba\u54e1\u50b3\u9054\u4e86\u7a0b\u5f0f\u78bc\u4e2d\u54ea\u4e9b\u90e8\u5206\u662f\u7a69\u5b9a\u7684\uff0c\u54ea\u4e9b\u662f\u5167\u90e8\u5be6\u4f5c\u7d30\u7bc0\u3002<\/p>\n<h2>15\u5206\u9418\u5de5\u4f5c\u6d41\u7a0b \u23f1\ufe0f<\/h2>\n<p>\u5728\u5efa\u6a21\u6642\uff0c\u6642\u9593\u7ba1\u7406\u81f3\u95dc\u91cd\u8981\u3002\u904e\u9577\u7684\u8a2d\u8a08\u6703\u8b70\u53ef\u80fd\u5c0e\u81f4\u6548\u76ca\u905e\u6e1b\u3002\u76ee\u6a19\u662f\u5728\u4e0d\u9677\u5165\u7d30\u7bc0\u7684\u540c\u6642\uff0c\u6355\u6349\u95dc\u9375\u7d50\u69cb\u3002\u5c07\u6642\u9593\u5206\u70ba\u4e09\u500b\u660e\u78ba\u968e\u6bb5\uff0c\u4ee5\u78ba\u4fdd\u80fd\u9ad8\u6548\u5730\u5f9e\u6982\u5ff5\u8f49\u5411\u7d50\u69cb\u3002<\/p>\n<h3>\u7b2c\u4e00\u968e\u6bb5\uff1a\u8166\u529b\u6fc0\u76ea\u8207\u8b58\u5225\uff080-5\u5206\u9418\uff09 \ud83e\udde0<\/h3>\n<p>\u5f9e\u554f\u984c\u9818\u57df\u958b\u59cb\u3002\u76ee\u524d\u9084\u4e0d\u8981\u8003\u616e\u7a0b\u5f0f\u78bc\u3002\u601d\u8003\u6d89\u53ca\u7684\u73fe\u5be6\u4e16\u754c\u5be6\u9ad4\u3002\u95b1\u8b80\u9700\u6c42\u6216\u529f\u80fd\u898f\u683c\u3002\u627e\u51fa\u540d\u8a5e\u3002\u9019\u4e9b\u540d\u8a5e\u5f88\u53ef\u80fd\u6703\u6210\u70ba\u4f60\u7684\u985e\u5225\u3002<\/p>\n<ul>\n<li>\u95b1\u8b80\u4f7f\u7528\u8005\u6545\u4e8b\u6216\u4f7f\u7528\u6848\u4f8b\u3002<\/li>\n<li>\u5217\u51fa\u6240\u6709\u63d0\u53ca\u7684\u91cd\u8981\u5be6\u9ad4\u3002<\/li>\n<li>\u904e\u6ffe\u6389\u50cf\u9019\u6a23\u7684\u901a\u7528\u8a5e\u5f59<code>\u7ba1\u7406\u54e1<\/code>\u6216<code>\u7cfb\u7d71<\/code>\u9664\u975e\u5b83\u5011\u5177\u6709\u7279\u5b9a\u7684\u8cac\u4efb\u3002<\/li>\n<li>\u5c07\u76f8\u95dc\u5be6\u9ad4\u6b78\u985e\u5728\u4e00\u8d77\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5728\u96fb\u5546\u60c5\u5883\u4e2d\uff0c\u4f60\u53ef\u80fd\u6703\u8b58\u5225\u51fa<code>\u7522\u54c1<\/code>, <code>\u8a02\u55ae<\/code>, <code>\u9867\u5ba2<\/code>\uff0c\u4ee5\u53ca<code>\u4ed8\u6b3e<\/code>\u3002\u9019\u4e9b\u662f\u4f60\u7684\u5019\u9078\u9805\u76ee\u3002\u628a\u5b83\u5011\u8a18\u4e0b\u4f86\u3002\u4f60\u5c07\u5728\u4e0b\u4e00\u968e\u6bb5\u9a57\u8b49\u5b83\u5011\u7684\u5fc5\u8981\u6027\u3002<\/p>\n<h3>\u7b2c\u4e8c\u968e\u6bb5\uff1a\u5b9a\u7fa9\u7d50\u69cb\u8207\u5c6c\u6027\uff085-10\u5206\u9418\uff09 \ud83d\udcdd<\/h3>\n<p>\u73fe\u5728\uff0c\u8a73\u7d30\u5217\u51fa\u985e\u5225\u3002\u91dd\u5c0d\u6bcf\u500b\u5019\u9078\u9805\u76ee\uff0c\u5b9a\u7fa9\u5fc5\u8981\u7684\u5c6c\u6027\u3002\u554f\u554f\u81ea\u5df1\uff1a\u300c\u9019\u500b\u5be6\u9ad4\u5305\u542b\u54ea\u4e9b\u8cc7\u8a0a\uff1f\u300d\u4fdd\u6301\u6e05\u55ae\u5c08\u6ce8\u65bc\u7576\u524d\u7bc4\u570d\u6240\u9700\u7684\u5167\u5bb9\u3002\u907f\u514d\u52a0\u5165\u672a\u4f86\u53ef\u80fd\u9700\u8981\u7684\u529f\u80fd\u7684\u5c6c\u6027\u3002<\/p>\n<ul>\n<li><strong>\u5ba2\u6236\uff1a<\/strong> <code>\u8b58\u5225\u78bc<\/code>, <code>\u59d3\u540d<\/code>, <code>\u5730\u5740<\/code>, <code>\u96fb\u5b50\u90f5\u4ef6<\/code>.<\/li>\n<li><strong>\u7522\u54c1\uff1a<\/strong> <code>SKU<\/code>, <code>\u50f9\u683c<\/code>, <code>\u63cf\u8ff0<\/code>, <code>\u5eab\u5b58<\/code>.<\/li>\n<li><strong>\u8a02\u55ae\uff1a<\/strong> <code>\u8a02\u55ae\u8b58\u5225\u78bc<\/code>, <code>\u65e5\u671f<\/code>, <code>\u7e3d\u91d1\u984d<\/code>.<\/li>\n<\/ul>\n<p>\u63a5\u4e0b\u4f86\uff0c\u5b9a\u7fa9\u64cd\u4f5c\u3002\u554f\uff1a\u300c\u9019\u500b\u5be6\u9ad4\u53ef\u4ee5\u57f7\u884c\u54ea\u4e9b\u52d5\u4f5c\uff1f\u300d\u6216\u300c\u5b83\u6703\u89f8\u767c\u54ea\u4e9b\u52d5\u4f5c\uff1f\u300d<\/p>\n<ul>\n<li><strong>\u5ba2\u6236\uff1a<\/strong> <code>placeOrder()<\/code>, <code>updateProfile()<\/code>.<\/li>\n<li><strong>\u8a02\u55ae\uff1a<\/strong> <code>calculateTotal()<\/code>, <code>cancel()<\/code>.<\/li>\n<\/ul>\n<p>\u5957\u7528\u53ef\u898b\u6027\u4fee\u98fe\u7b26\u3002\u9810\u8a2d\u5c07\u5c6c\u6027\u8a2d\u70ba\u79c1\u6709\u3002\u516c\u958b\u5c6c\u65bc\u4ecb\u9762\u7684\u516c\u5171\u64cd\u4f5c\u3002\u9019\u7a2e\u7d00\u5f8b\u80fd\u8b93\u8a2d\u8a08\u4fdd\u6301\u4e7e\u6de8\u4e14\u6a21\u7d44\u5316\u3002<\/p>\n<h3>\u7b2c\u4e09\u968e\u6bb5\uff1a\u5efa\u7acb\u95dc\u4fc2\uff0810-15\u5206\u9418\uff09 \ud83d\udd17<\/h3>\n<p>\u6700\u5f8c\u4e00\u500b\u968e\u6bb5\u662f\u9023\u63a5\u985e\u5225\u3002\u95dc\u4fc2\u5b9a\u7fa9\u4e86\u7269\u4ef6\u4e4b\u9593\u5982\u4f55\u4e92\u52d5\u3002\u9019\u662f\u5716\u8868\u4e2d\u6700\u91cd\u8981\u7684\u90e8\u5206\u3002\u932f\u8aa4\u7684\u95dc\u4fc2\u6703\u5c0e\u81f4\u7dca\u5bc6\u8026\u5408\u548c\u7dad\u8b77\u4e0a\u7684\u5669\u5922\u3002\u8acb\u5be9\u67e5\u60a8\u5be6\u9ad4\u4e4b\u9593\u7684\u4e92\u52d5\u3002<\/p>\n<ul>\n<li>\u4e00\u7b46<code>\u5ba2\u6236<\/code>\u662f\u5426\u6709\u591a\u500b<code>\u8a02\u55ae<\/code>?<\/li>\n<li>\u4e00\u7b46<code>\u8a02\u55ae<\/code>\u662f\u5426\u5305\u542b<code>\u7522\u54c1<\/code>?<\/li>\n<li>\u4e00\u7b46<code>\u4ed8\u6b3e<\/code>\u662f\u5426\u4f9d\u8cf4\u65bc\u4e00\u7b46<code>\u8a02\u55ae<\/code>\u662f\u6709\u6548\u7684\u55ce\uff1f<\/li>\n<\/ul>\n<p>\u5728\u985e\u5225\u4e4b\u9593\u7e6a\u88fd\u7dda\u689d\u3002\u6e05\u695a\u6a19\u793a\u3002\u4f7f\u7528\u9069\u7576\u7684\u95dc\u4fc2\u985e\u578b\u3002\u4e0d\u8981\u731c\u6e2c\u3002\u5982\u679c\u4e0d\u786e\u5b9a\uff0c\u8acb\u53c3\u8003\u4e0b\u65b9\u8a73\u7d30\u7684\u95dc\u4fc2\u6307\u5357\u3002<\/p>\n<h2>\u6df1\u5165\u63a2\u8a0e\u95dc\u4fc2 \ud83e\udde9<\/h2>\n<p>\u95dc\u4fc2\u5b9a\u7fa9\u4e86\u6a21\u578b\u7684\u8a9e\u7fa9\u3002\u5b83\u5011\u8b1b\u8ff0\u4e86\u8cc7\u6599\u5982\u4f55\u6d41\u52d5\u4ee5\u53ca\u7269\u4ef6\u4e4b\u9593\u5982\u4f55\u76f8\u4e92\u4f9d\u8cf4\u7684\u6545\u4e8b\u3002\u4f60\u9700\u8981\u638c\u63e1\u4e94\u7a2e\u4e3b\u8981\u985e\u578b\u3002\u7406\u89e3\u5b83\u5011\u4e4b\u9593\u7684\u5dee\u7570\u5c0d\u65bc\u6e96\u78ba\u7684\u8868\u793a\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h3>1. \u95dc\u806f<\/h3>\n<p>\u95dc\u806f\u4ee3\u8868\u5169\u500b\u985e\u5225\u4e4b\u9593\u7684\u7d50\u69cb\u6027\u95dc\u4fc2\u3002\u5b83\u8868\u793a\u4e00\u500b\u985e\u5225\u7684\u7269\u4ef6\u8207\u53e6\u4e00\u500b\u985e\u5225\u7684\u7269\u4ef6\u76f8\u9023\u7d50\u3002\u9019\u662f\u6700\u901a\u7528\u7684\u95dc\u4fc2\u985e\u578b\u3002<\/p>\n<ul>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong>\u4e00<code>\u99d5\u99db\u54e1<\/code>\u99d5\u99db\u4e00\u8f1b<code>\u6c7d\u8eca<\/code>.<\/li>\n<li><strong>\u65b9\u5411\uff1a<\/strong>\u53ef\u4ee5\u662f\u55ae\u5411\u6216\u96d9\u5411\u7684\u3002<\/li>\n<li><strong>\u6a19\u7c64\uff1a<\/strong>\u901a\u5e38\u4ee5\u89d2\u8272\u540d\u7a31\u6a19\u793a\uff08\u4f8b\u5982\u300c\u99d5\u99db\u300d\uff09\u3002<\/li>\n<\/ul>\n<p>\u95dc\u806f\u7dda\u662f\u5be6\u7dda\u3002\u5982\u679c\u95dc\u4fc2\u662f\u96d9\u5411\u7684\uff0c\u5169\u7aef\u90fd\u4e0d\u9700\u8981\u7bad\u982d\u3002\u5982\u679c\u662f\u55ae\u5411\u7684\uff0c\u5247\u5728\u5c0e\u822a\u81f3\u53e6\u4e00\u500b\u985e\u5225\u7684\u985e\u5225\u4e00\u7aef\u52a0\u4e0a\u7bad\u982d\u3002<\/p>\n<h3>2. \u805a\u5408<\/h3>\n<p>\u805a\u5408\u662f\u95dc\u806f\u7684\u4e00\u7a2e\u7279\u6b8a\u5f62\u5f0f\u3002\u5b83\u4ee3\u8868\u4e00\u7a2e\u300c\u64c1\u6709\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u4ee5\u7368\u7acb\u65bc\u6574\u9ad4\u5b58\u5728\u3002\u901a\u5e38\u88ab\u63cf\u8ff0\u70ba\u4e00\u7a2e\u5f31\u95dc\u4fc2\u3002<\/p>\n<ul>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong>\u4e00<code>\u90e8\u9580<\/code>\u64c1\u6709<code>\u54e1\u5de5<\/code>.<\/li>\n<li><strong>\u908f\u8f2f\uff1a<\/strong>\u5982\u679c\u4f60\u522a\u9664<code>\u90e8\u9580<\/code>\uff0c\u8a72<code>\u54e1\u5de5<\/code>\u4ecd\u7136\u5b58\u5728\u3002<\/li>\n<li><strong>\u8996\u89ba\u5448\u73fe\uff1a<\/strong> \u6574\u9ad4\u5074\u9762\u6709\u4e00\u500b\u7a7a\u5fc3\u83f1\u5f62\u3002<\/li>\n<\/ul>\n<p>\u9019\u7a2e\u95dc\u4fc2\u5c0d\u65bc\u5efa\u6a21\u96c6\u5408\u5f88\u6709\u7528\u3002\u5b83\u8868\u793a\u5bb9\u5668\u7ba1\u7406\u96c6\u5408\u7684\u751f\u547d\u5468\u671f\uff0c\u4f46\u4e0d\u7ba1\u7406\u5176\u4e2d\u7684\u55ae\u500b\u9805\u76ee\u3002<\/p>\n<h3>3. \u7d44\u5408<\/h3>\n<p>\u7d44\u5408\u662f\u4e00\u7a2e\u5f37\u5f62\u5f0f\u7684\u805a\u5408\u3002\u5b83\u4ee3\u8868\u4e00\u7a2e\u300c\u90e8\u5206\u5c0d\u6574\u9ad4\u300d\u7684\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u3002\u5176\u751f\u547d\u9031\u671f\u662f\u76f8\u4e92\u4f9d\u8cf4\u7684\u3002<\/p>\n<ul>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00 <code>\u623f\u5c4b<\/code> \u6709 <code>\u623f\u9593<\/code>.<\/li>\n<li><strong>\u908f\u8f2f\uff1a<\/strong> \u5982\u679c\u4f60\u522a\u9664 <code>\u623f\u5c4b<\/code>\uff0c\u90a3\u9ebc <code>\u623f\u9593<\/code> \u5c07\u88ab\u92b7\u6bc0\u3002<\/li>\n<li><strong>\u8996\u89ba\uff1a<\/strong> \u6574\u9ad4\u5074\u9762\u6709\u4e00\u500b\u5be6\u5fc3\u83f1\u5f62\u3002<\/li>\n<\/ul>\n<p>\u7576\u5b50\u7269\u4ef6\u50c5\u5c6c\u65bc\u7236\u7269\u4ef6\u6642\uff0c\u4f7f\u7528\u7d44\u5408\u3002\u9019\u5728\u8cc7\u6599\u7d50\u69cb\u4e2d\u5f88\u5e38\u898b\uff0c\u7269\u4ef6\u6703\u96a8\u8457\u5bb9\u5668\u7684\u5efa\u7acb\u8207\u92b7\u6bc0\u800c\u4e00\u540c\u5efa\u7acb\u8207\u92b7\u6bc0\u3002\u9019\u5f37\u5236\u57f7\u884c\u6240\u6709\u6b0a\u7684\u56b4\u683c\u754c\u9650\u3002<\/p>\n<h3>4. \u7e7c\u627f\uff08\u6cdb\u5316\uff09<\/h3>\n<p>\u7e7c\u627f\u5141\u8a31\u4e00\u500b\u985e\u5225\u53d6\u5f97\u53e6\u4e00\u500b\u985e\u5225\u7684\u5c6c\u6027\u548c\u884c\u70ba\u3002\u5b83\u4fc3\u9032\u7a0b\u5f0f\u78bc\u91cd\u7528\u4e26\u5efa\u7acb\u5c64\u6b21\u7d50\u69cb\u3002\u5b50\u985e\u5225\u662f\u8d85\u985e\u5225\u7684\u7279\u6b8a\u5316\u7248\u672c\u3002<\/p>\n<ul>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> <code>\u8eca\u8f1b<\/code> \u662f\u8d85\u985e\u5225\u3002<code>\u6c7d\u8eca<\/code> \u548c <code>\u8173\u8e0f\u8eca<\/code> \u90fd\u662f\u5b50\u985e\u5225\u3002<\/li>\n<li><strong>\u908f\u8f2f\uff1a<\/strong> \u4e00 <code>\u6c7d\u8eca<\/code> <em>\u662f\u4e00\u7a2e<\/em> <code>\u8eca\u8f1b<\/code>.<\/li>\n<li><strong>\u8996\u89ba\uff1a<\/strong> \u4e00\u689d\u5be6\u7dda\uff0c\u642d\u914d\u4e00\u500b\u7a7a\u5fc3\u4e09\u89d2\u5f62\u7bad\u982d\uff0c\u6307\u5411\u8d85\u985e\u5225\u3002<\/li>\n<\/ul>\n<p>\u8acb\u5c0f\u5fc3\u4e0d\u8981\u5efa\u7acb\u904e\u6df1\u7684\u5c64\u6b21\u7d50\u69cb\u3002\u4fdd\u6301\u5c64\u6b21\u7d50\u69cb\u6dfa\u986f\uff0c\u4ee5\u7dad\u6301\u53ef\u8b80\u6027\u3002\u5982\u679c\u4e00\u500b\u985e\u5225\u7e7c\u627f\u592a\u591a\uff0c\u5c07\u8b8a\u5f97\u8106\u5f31\u4e14\u96e3\u4ee5\u7dad\u8b77\u3002<\/p>\n<h3>5. \u4f9d\u8cf4<\/h3>\n<p>\u4f9d\u8cf4\u662f\u4e00\u7a2e\u4f7f\u7528\u95dc\u4fc2\u3002\u5b83\u8868\u793a\u4e00\u500b\u985e\u5225\u7684\u8b8a\u66f4\u53ef\u80fd\u6703\u5f71\u97ff\u53e6\u4e00\u500b\u985e\u5225\u3002\u9019\u7a2e\u95dc\u4fc2\u901a\u5e38\u662f\u66ab\u6642\u6027\u6216\u66ab\u6642\u5b58\u5728\u7684\u3002<\/p>\n<ul>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00\u500b <code>\u5831\u8868\u7522\u751f\u5668<\/code> \u4f7f\u7528\u4e00\u500b <code>\u8cc7\u6599\u5eab\u9023\u63a5<\/code>.<\/li>\n<li><strong>\u908f\u8f2f\uff1a<\/strong> \u5982\u679c <code>\u8cc7\u6599\u5eab\u9023\u63a5<\/code> \u767c\u751f\u8b8a\u66f4\uff0c\u90a3\u9ebc <code>\u5831\u8868\u7522\u751f\u5668<\/code> \u53ef\u80fd\u6703\u5931\u6548\u3002<\/li>\n<li><strong>\u8996\u89ba\uff1a<\/strong> \u4e00\u689d\u865b\u7dda\uff0c\u642d\u914d\u4e00\u500b\u958b\u653e\u7684\u7bad\u982d\u3002<\/li>\n<\/ul>\n<p>\u4f9d\u8cf4\u662f\u6240\u6709\u95dc\u4fc2\u4e2d\u6700\u8106\u5f31\u7684\u4e00\u7a2e\u3002\u5b83\u6697\u793a\u4e86\u4e00\u7a2e\u66ab\u6642\u6027\u7684\u95dc\u806f\u3002\u901a\u5e38\u900f\u904e\u65b9\u6cd5\u53c3\u6578\u6216\u5340\u57df\u8b8a\u6578\u4f86\u89e3\u6c7a\u3002\u61c9\u76e1\u91cf\u6e1b\u5c11\u4f9d\u8cf4\uff0c\u4ee5\u964d\u4f4e\u8026\u5408\u5ea6\u3002<\/p>\n<h3>\u57fa\u6578\u8207\u591a\u91cd\u6027<\/h3>\n<p>\u95dc\u4fc2\u5f88\u5c11\u662f\u4e00\u5c0d\u4e00\u7684\u3002\u4f60\u5fc5\u9808\u660e\u78ba\u6307\u51fa\u6709\u591a\u5c11\u500b\u5be6\u4f8b\u53c3\u8207\u6b64\u95dc\u4fc2\u3002\u9019\u7a31\u70ba\u57fa\u6578\u6216\u591a\u91cd\u6027\u3002\u5b83\u80fd\u91d0\u6e05\u7cfb\u7d71\u7684\u898f\u5247\u3002<\/p>\n<ul>\n<li><strong>1:<\/strong> \u56b4\u683c\u4f86\u8aaa\u53ea\u6709\u4e00\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>0..1:<\/strong> \u96f6\u500b\u6216\u4e00\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>1..*:<\/strong> \u4e00\u500b\u6216\u591a\u500b\u5be6\u4f8b\u3002<\/li>\n<li><strong>0..*:<\/strong> \u96f6\u500b\u6216\u591a\u500b\u5be6\u4f8b\u3002<\/li>\n<\/ul>\n<p>\u5957\u7528\u9019\u4e9b\u7d04\u675f\u53ef\u9632\u6b62\u908f\u8f2f\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u6307\u51fa\u4e00\u500b<code>\u5ba2\u6236<\/code> \u6709 0..1 <code>\u5730\u5740<\/code> \u8868\u793a\u4ed6\u5011\u53ef\u80fd\u6c92\u6709\u3002\u6307\u51fa\u4e00\u500b<code>\u8a02\u55ae<\/code> \u6709 1..* <code>\u9805\u76ee<\/code> \u8868\u793a\u8a02\u55ae\u4e0d\u80fd\u70ba\u7a7a\u3002<\/p>\n<h2>\u5efa\u7acb\u6e05\u6670\u6a21\u578b\u7684\u6700\u4f73\u5be6\u52d9 \ud83c\udf1f<\/h2>\n<p>\u7d50\u69cb\u826f\u597d\u7684\u5716\u8868\u662f\u81ea\u89e3\u91cb\u7684\u3002\u5b83\u53ea\u9700\u8981\u6700\u5c11\u7684\u8a3b\u89e3\u5c31\u80fd\u88ab\u7406\u89e3\u3002\u9075\u5faa\u65e2\u5b9a\u7684\u6163\u4f8b\u53ef\u4f7f\u5408\u4f5c\u66f4\u8f15\u9b06\u3002\u9075\u5faa\u9019\u4e9b\u6307\u5357\u4ee5\u7dad\u6301\u9ad8\u54c1\u8cea\u3002<\/p>\n<h3>\u4fdd\u6301\u7c21\u55ae<\/h3>\n<p>\u4e0d\u8981\u5305\u542b\u6240\u6709\u5b58\u5728\u7684\u5c6c\u6027\u3002\u5c08\u6ce8\u65bc\u8207\u76ee\u524d\u60c5\u5883\u76f8\u95dc\u7684\u8cc7\u6599\u3002\u5982\u679c\u4e00\u500b\u5716\u8868\u6709\u4e94\u5341\u500b\u985e\u5225\uff0c\u5f88\u53ef\u80fd\u592a\u8907\u96dc\u4e86\u3002\u5c07\u5176\u5206\u89e3\u70ba\u5b50\u7cfb\u7d71\u6216\u5957\u4ef6\u3002\u4f7f\u7528\u6a21\u7d44\u5316\u4f86\u96b1\u85cf\u4e0d\u5fc5\u8981\u7684\u7d30\u7bc0\u3002<\/p>\n<h3>\u4e00\u81f4\u7684\u547d\u540d\u6163\u4f8b<\/h3>\n<p>\u547d\u540d\u662f\u4e00\u7a2e\u6e9d\u901a\u5de5\u5177\u3002\u4f7f\u7528\u6e05\u6670\u4e14\u5177\u63cf\u8ff0\u6027\u7684\u540d\u7a31\u3002\u9664\u975e\u662f\u696d\u754c\u6a19\u6e96\uff0c\u5426\u5247\u907f\u514d\u4f7f\u7528\u7e2e\u5beb\u3002\u985e\u5225\u61c9\u70ba\u540d\u8a5e\u3002\u64cd\u4f5c\u61c9\u70ba\u52d5\u8a5e\u3002\u5c6c\u6027\u61c9\u63cf\u8ff0\u72c0\u614b\u3002<\/p>\n<ul>\n<li><strong>\u4e0d\u826f\uff1a<\/strong> <code>cust<\/code>, <code>getInfo<\/code>, <code>val<\/code>.<\/li>\n<li><strong>\u826f\u597d\uff1a<\/strong> <code>\u5ba2\u6236<\/code>, <code>fetchData<\/code>, <code>\u503c<\/code>.<\/li>\n<\/ul>\n<h3>\u5c0a\u91cd\u8fea\u7c73\u7279\u5b9a\u5f8b<\/h3>\n<p>\u7269\u4ef6\u53ea\u80fd\u8207\u5176\u76f4\u63a5\u670b\u53cb\u5c0d\u8a71\u3002\u907f\u514d\u547c\u53eb\u5176\u4ed6\u65b9\u6cd5\u6240\u50b3\u56de\u7269\u4ef6\u7684\u65b9\u6cd5\u3002\u9019\u80fd\u964d\u4f4e\u8026\u5408\u5ea6\u3002\u5982\u679c\u4f60\u767c\u73fe\u81ea\u5df1\u5728\u7269\u4ef6\u5716\u4e2d\u6df1\u5165\u5c0e\u822a\uff0c\u61c9\u91cd\u65b0\u8003\u616e\u4f60\u7684\u8a2d\u8a08\u3002\u9019\u53ef\u80fd\u8868\u793a\u985e\u5225\u4e4b\u9593\u8026\u5408\u904e\u65bc\u7dca\u5bc6\u3002<\/p>\n<h3>\u6aa2\u67e5\u5faa\u74b0<\/h3>\n<p>\u6aa2\u67e5\u5faa\u74b0\u4f9d\u8cf4\u3002\u5982\u679c\u985e\u5225 A \u4f9d\u8cf4\u985e\u5225 B\uff0c\u800c\u985e\u5225 B \u53c8\u4f9d\u8cf4\u985e\u5225 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