{"id":1823,"date":"2026-04-04T04:10:25","date_gmt":"2026-04-04T04:10:25","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/cn\/build-uml-sequence-diagram-step-by-step\/"},"modified":"2026-04-04T04:10:25","modified_gmt":"2026-04-04T04:10:25","slug":"build-uml-sequence-diagram-step-by-step","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/cn\/build-uml-sequence-diagram-step-by-step\/","title":{"rendered":"\u6848\u4f8b\u7814\u7a76\uff1a\u9010\u6b65\u6784\u5efa\u73b0\u5b9e\u4e16\u754c\u7684UML\u987a\u5e8f\u56fe"},"content":{"rendered":"<p>\u8bbe\u8ba1\u590d\u6742\u7684\u8f6f\u4ef6\u7cfb\u7edf\u4e0d\u4ec5\u4ec5\u9700\u8981\u7f16\u5199\u4ee3\u7801\uff1b\u5b83\u8fd8\u9700\u8981\u6e05\u6670\u5730\u7406\u89e3\u4e0d\u540c\u7ec4\u4ef6\u5982\u4f55\u968f\u65f6\u95f4\u8fdb\u884c\u901a\u4fe1\u3002\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09\u987a\u5e8f\u56fe\u6b63\u662f\u4e3a\u6b64\u76ee\u7684\u800c\u8bbe\u8ba1\u7684\u5173\u952e\u5de5\u5177\u3002\u5b83\u5728\u7279\u5b9a\u65f6\u95f4\u6bb5\u5185\u53ef\u89c6\u5316\u5bf9\u8c61\u6216\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u4ea4\u4e92\uff0c\u4e3a\u5b9e\u73b0\u524d\u7684\u884c\u4e3a\u63d0\u4f9b\u84dd\u56fe\u3002\u672c\u6307\u5357\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u6784\u5efa\u5b9e\u7528\u987a\u5e8f\u56fe\u7684\u6b65\u9aa4\uff0c\u91cd\u70b9\u5728\u4e8e\u6e05\u6670\u6027\u3001\u51c6\u786e\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Child's drawing style infographic illustrating a UML sequence diagram for a secure online checkout process, showing customer, frontend, order service, inventory, payment gateway, and notification service with lifelines, activation bars, synchronous messages, and conditional alt fragments for stock availability\" decoding=\"async\" src=\"https:\/\/www.ez-knowledge.com\/wp-content\/uploads\/2026\/04\/uml-sequence-diagram-checkout-process-childs-drawing-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83c\udfaf \u5b9a\u4e49\u8303\u56f4\u4e0e\u573a\u666f<\/h2>\n<p>\u5728\u7ed8\u5236\u4efb\u4f55\u7ebf\u6761\u4e4b\u524d\uff0c\u5fc5\u987b\u5148\u5b9a\u4e49\u4ea4\u4e92\u7684\u8303\u56f4\u3002\u987a\u5e8f\u56fe\u5e76\u975e\u7cfb\u7edf\u6982\u89c8\uff0c\u800c\u662f\u5173\u4e8e\u7279\u5b9a\u7528\u4f8b\u7684\u6545\u4e8b\u3002\u9009\u62e9\u5408\u9002\u7684\u573a\u666f\u5bf9\u4e8e\u751f\u6210\u6709\u7528\u7684\u5de5\u5177\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\ud83d\uded2 \u9009\u5b9a\u7684\u7528\u4f8b\uff1a\u5b89\u5168\u7ed3\u8d26\u6d41\u7a0b<\/h3>\n<p>\u5728\u672c\u6848\u4f8b\u7814\u7a76\u4e2d\uff0c\u6211\u4eec\u5c06\u4e3a\u4e00\u4e2a\u5728\u7ebf\u96f6\u552e\u5e73\u53f0\u5efa\u6a21\u4e00\u4e2a\u5b89\u5168\u7684\u7ed3\u8d26\u6d41\u7a0b\u3002\u8be5\u573a\u666f\u8db3\u591f\u590d\u6742\uff0c\u80fd\u591f\u5c55\u793a\u591a\u79cd\u56fe\u8868\u529f\u80fd\uff0c\u4f46\u53c8\u8db3\u591f\u805a\u7126\uff0c\u4ee5\u4fdd\u6301\u53ef\u8bfb\u6027\u3002\u76ee\u6807\u662f\u4ece\u5ba2\u6237\u70b9\u51fb\u201c\u652f\u4ed8\u201d\u90a3\u4e00\u523b\u8d77\uff0c\u8ffd\u8e2a\u6574\u4e2a\u4ea4\u6613\u7684\u786e\u8ba4\u8fc7\u7a0b\u3002<\/p>\n<p>\u672c\u56fe\u7684\u5173\u952e\u76ee\u6807\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9a8c\u8bc1\uff1a<\/strong> \u786e\u4fdd\u652f\u4ed8\u4fe1\u606f\u6b63\u786e\u65e0\u8bef\u3002<\/li>\n<li><strong>\u5e93\u5b58\u68c0\u67e5\uff1a<\/strong> \u5728\u6263\u6b3e\u524d\u9a8c\u8bc1\u5e93\u5b58\u662f\u5426\u5145\u8db3\u3002<\/li>\n<li><strong>\u901a\u77e5\uff1a<\/strong> \u5411\u7528\u6237\u53d1\u9001\u786e\u8ba4\u90ae\u4ef6\u3002<\/li>\n<li><strong>\u9519\u8bef\u5904\u7406\uff1a<\/strong> \u5904\u7406\u652f\u4ed8\u7f51\u5173\u5931\u8d25\u7684\u60c5\u51b5\u3002<\/li>\n<\/ul>\n<h2>\ud83d\udc65 \u7b2c\u4e00\u6b65\uff1a\u8bc6\u522b\u53c2\u4e0e\u8005\u4e0e\u5bf9\u8c61<\/h2>\n<p>\u7b2c\u4e00\u6b65\u662f\u8bc6\u522b\u53c2\u4e0e\u8005\u3002\u5728\u987a\u5e8f\u56fe\u4e2d\uff0c\u53c2\u4e0e\u8005\u4ee5\u79f0\u4e3a\u751f\u547d\u7ebf\u7684\u5782\u76f4\u7ebf\u8868\u793a\u3002\u8fd9\u4e9b\u53ef\u4ee5\u662f\u4eba\u7c7b\u53c2\u4e0e\u8005\uff0c\u4e5f\u53ef\u4ee5\u662f\u8f6f\u4ef6\u5bf9\u8c61\u3002<\/p>\n<h3>\ud83e\uddd1 \u5916\u90e8\u53c2\u4e0e\u8005<\/h3>\n<p>\u6bcf\u4e00\u6b21\u4ea4\u4e92\u90fd\u59cb\u4e8e\u4e00\u4e2a\u89e6\u53d1\u4e8b\u4ef6\u3002\u5728\u6b64\u573a\u666f\u4e2d\uff0c\u89e6\u53d1\u4e8b\u4ef6\u662f\u5ba2\u6237\u3002\u6211\u4eec\u4f7f\u7528\u6807\u51c6\u7684\u7b80\u7b14\u4eba\u50cf\u56fe\u6807\u6765\u8868\u793a\u3002\u5ba2\u6237\u542f\u52a8\u4e86\u6574\u4e2a\u6d41\u7a0b\uff0c\u4f46\u6211\u4eec\u4e0d\u5efa\u6a21\u5176\u5185\u90e8\u60f3\u6cd5\uff0c\u53ea\u5173\u6ce8\u4e0e\u7cfb\u7edf\u4ea4\u4e92\u7684\u52a8\u4f5c\u3002<\/p>\n<h3>\ud83d\udda5\ufe0f \u5185\u90e8\u5bf9\u8c61<\/h3>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8bc6\u522b\u6d89\u53ca\u7684\u7cfb\u7edf\u7ec4\u4ef6\u3002\u4e3a\u4e86\u4f7f\u56fe\u8868\u6613\u4e8e\u7ba1\u7406\uff0c\u6211\u4eec\u6309\u903b\u8f91\u5bf9\u804c\u8d23\u8fdb\u884c\u5206\u7ec4\uff1a<\/p>\n<ul>\n<li><strong>\u524d\u7aef\u5e94\u7528\uff1a<\/strong> \u5ba2\u6237\u6240\u770b\u5230\u7684\u754c\u9762\u3002\u5b83\u8d1f\u8d23\u6536\u96c6\u8f93\u5165\u5e76\u663e\u793a\u7ed3\u679c\u3002<\/li>\n<li><strong>\u8ba2\u5355\u670d\u52a1\uff1a<\/strong> \u7ba1\u7406\u521b\u5efa\u8ba2\u5355\u8bb0\u5f55\u7684\u903b\u8f91\u3002<\/li>\n<li><strong>\u652f\u4ed8\u7f51\u5173\uff1a<\/strong> \u4e00\u4e2a\u8d1f\u8d23\u5904\u7406\u8d44\u91d1\u7684\u5916\u90e8\u7cfb\u7edf\u3002<\/li>\n<li><strong>\u5e93\u5b58\u670d\u52a1\uff1a<\/strong> \u68c0\u67e5\u5e93\u5b58\u6c34\u5e73\u5e76\u9884\u7559\u5546\u54c1\u3002<\/li>\n<li><strong>\u901a\u77e5\u670d\u52a1\uff1a<\/strong> \u5904\u7406\u7535\u5b50\u90ae\u4ef6\u53d1\u9001\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u5bf9\u8c61\u4e2d\u7684\u6bcf\u4e00\u4e2a\u90fd\u4f1a\u4ece\u56fe\u8868\u9876\u90e8\u5411\u4e0b\u5ef6\u4f38\u51fa\u4e00\u6761\u5782\u76f4\u7684\u751f\u547d\u7ebf\u3002\u5408\u7406\u5730\u6392\u5217\u8fd9\u4e9b\u751f\u547d\u7ebf\u81f3\u5173\u91cd\u8981\uff0c\u901a\u5e38\u5c06\u53d1\u8d77\u8005\u653e\u5728\u6700\u5de6\u8fb9\uff0c\u4f9d\u8d56\u7684\u7cfb\u7edf\u653e\u5728\u53f3\u8fb9\u3002<\/p>\n<h2>\ud83d\udcc9 \u6b65\u9aa4 2\uff1a\u5efa\u7acb\u751f\u547d\u7ebf\u548c\u6fc0\u6d3b\u6761<\/h2>\n<p>\u53c2\u4e0e\u8005\u653e\u7f6e\u597d\u540e\uff0c\u6211\u4eec\u6cbf\u7740\u9875\u9762\u5411\u4e0b\u7ed8\u5236\u5782\u76f4\u7684\u865a\u7ebf\u3002\u8fd9\u4e9b\u5c31\u662f\u751f\u547d\u7ebf\u3002\u5b83\u4eec\u8868\u793a\u5bf9\u8c61\u5728\u4ea4\u4e92\u8fc7\u7a0b\u4e2d\u7684\u5b58\u5728\u3002\u5728\u6bcf\u6761\u7ebf\u7684\u9876\u90e8\uff0c\u6211\u4eec\u653e\u7f6e\u5bf9\u8c61\u7684\u540d\u79f0\u53ca\u5176\u7c7b\u578b\uff08\u4f8b\u5982\uff0cCustomer\uff0cOrderService\uff09\u3002<\/p>\n<p><strong>\u6fc0\u6d3b\u6761\uff1a<\/strong> \u4e3a\u4e86\u8868\u793a\u5bf9\u8c61\u6b63\u5728\u79ef\u6781\u6267\u884c\u4efb\u52a1\u7684\u65f6\u523b\uff0c\u6211\u4eec\u5728\u751f\u547d\u7ebf\u4e0a\u65b9\u7ed8\u5236\u4e00\u4e2a\u7a84\u77e9\u5f62\u3002\u8fd9\u88ab\u79f0\u4e3a\u6fc0\u6d3b\u6761\u3002\u5b83\u6709\u52a9\u4e8e\u8bfb\u8005\u7406\u89e3\u5bf9\u8c61\u4f55\u65f6\u5904\u4e8e\u5fd9\u788c\u72b6\u6001\uff0c\u65e0\u6cd5\u7acb\u5373\u5904\u7406\u5176\u4ed6\u8bf7\u6c42\u3002<\/p>\n<h3>\ud83d\udcca \u8868\u683c\uff1a\u751f\u547d\u5468\u671f\u5143\u7d20<\/h3>\n<table>\n<thead>\n<tr>\n<th>\u5143\u7d20<\/th>\n<th>\u89c6\u89c9\u8868\u793a<\/th>\n<th>\u76ee\u7684<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u751f\u547d\u7ebf<\/td>\n<td>\u5782\u76f4\u865a\u7ebf<\/td>\n<td>\u663e\u793a\u53c2\u4e0e\u8005\u968f\u65f6\u95f4\u7684\u5b58\u5728\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6fc0\u6d3b\u6761<\/td>\n<td>\u751f\u547d\u7ebf\u4e0a\u7684\u77e9\u5f62\u6846<\/td>\n<td>\u8868\u793a\u6b63\u5728\u6267\u884c\u5904\u7406\u6216\u63a7\u5236\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6d88\u606f\u7bad\u5934<\/td>\n<td>\u6c34\u5e73\u7bad\u5934<\/td>\n<td>\u663e\u793a\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u8fd4\u56de\u6d88\u606f<\/td>\n<td>\u865a\u7ebf\u7bad\u5934<\/td>\n<td>\u8868\u793a\u54cd\u5e94\u6216\u6570\u636e\u8fd4\u56de\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udcac \u6b65\u9aa4 3\uff1a\u6620\u5c04\u6d88\u606f\u548c\u4ea4\u4e92<\/h2>\n<p>\u987a\u5e8f\u56fe\u7684\u6838\u5fc3\u662f\u6d88\u606f\u7684\u6d41\u52a8\u3002\u6d88\u606f\u4ee3\u8868\u5bf9\u8c61\u4e4b\u95f4\u53d1\u9001\u7684\u65b9\u6cd5\u8c03\u7528\u6216\u4fe1\u53f7\u3002\u6211\u4eec\u5c06\u5176\u7ed8\u5236\u4e3a\u8fde\u63a5\u751f\u547d\u7ebf\u7684\u6c34\u5e73\u7bad\u5934\u3002\u7bad\u5934\u7684\u65b9\u5411\u8868\u793a\u53d1\u9001\u8005\u548c\u63a5\u6536\u8005\u3002<\/p>\n<h3>\ud83d\udd17 \u540c\u6b65\u4e0e\u5f02\u6b65\u6d88\u606f<\/h3>\n<p>\u7406\u89e3\u6d88\u606f\u7684\u65f6\u95f4\u987a\u5e8f\u5bf9\u4e8e\u51c6\u786e\u5efa\u6a21\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<ul>\n<li><strong>\u540c\u6b65\uff1a<\/strong> \u53d1\u9001\u65b9\u5728\u7ee7\u7eed\u4e4b\u524d\u4f1a\u7b49\u5f85\u54cd\u5e94\u3002\u5728\u89c6\u89c9\u4e0a\uff0c\u8fd9\u662f\u4e00\u6761\u5b9e\u7ebf\uff0c\u7bad\u5934\u4e3a\u5b9e\u5fc3\u3002\u4f8b\u5982\uff0c\u5f53\u524d\u7aef\u8bf7\u6c42\u8ba2\u5355\u670d\u52a1\u521b\u5efa\u8ba2\u5355\u65f6\uff0c\u5b83\u4f1a\u7b49\u5f85\u786e\u8ba4\u3002<\/li>\n<li><strong>\u5f02\u6b65\uff1a<\/strong> \u53d1\u9001\u65b9\u53d1\u9001\u6d88\u606f\u540e\u7ee7\u7eed\u6267\u884c\uff0c\u65e0\u9700\u7b49\u5f85\u3002\u5728\u89c6\u89c9\u4e0a\uff0c\u8fd9\u662f\u4e00\u6761\u5b9e\u7ebf\uff0c\u7bad\u5934\u4e3a\u7a7a\u5fc3\u3002\u4f8b\u5982\uff0c\u901a\u77e5\u670d\u52a1\u5411\u5ba1\u8ba1\u670d\u52a1\u53d1\u9001\u540e\u53f0\u65e5\u5fd7\u6761\u76ee\u3002<\/li>\n<\/ul>\n<p><strong>\u6784\u5efa\u6d41\u7a0b\uff1a<\/strong><\/p>\n<ol>\n<li><strong>\u542f\u52a8\uff1a<\/strong> \u5ba2\u6237\u53d1\u9001\u4e00\u4e2a <em>\u8bf7\u6c42\u4ed8\u6b3e<\/em> \u6d88\u606f\u7ed9\u524d\u7aef\u5e94\u7528\u7a0b\u5e8f\u3002<\/li>\n<li><strong>\u9a8c\u8bc1\uff1a<\/strong> \u524d\u7aef\u53d1\u9001\u4e00\u4e2a <em>\u9a8c\u8bc1\u8be6\u60c5<\/em> \u6d88\u606f\u7ed9\u8ba2\u5355\u670d\u52a1\u3002<\/li>\n<li><strong>\u5e93\u5b58\u68c0\u67e5\uff1a<\/strong> \u8ba2\u5355\u670d\u52a1\u53d1\u9001\u4e00\u4e2a <em>\u68c0\u67e5\u5e93\u5b58<\/em> \u6d88\u606f\u7ed9\u5e93\u5b58\u670d\u52a1\u3002<\/li>\n<li><strong>\u5904\u7406\uff1a<\/strong> \u5728\u786e\u8ba4\u5e93\u5b58\u540e\uff0c\u8ba2\u5355\u670d\u52a1\u53d1\u9001\u4e00\u4e2a <em>\u5904\u7406\u4ea4\u6613<\/em> \u6d88\u606f\u7ed9\u652f\u4ed8\u7f51\u5173\u3002<\/li>\n<li><strong>\u786e\u8ba4\uff1a<\/strong> \u652f\u4ed8\u7f51\u5173\u8fd4\u56de\u4e00\u4e2a <em>\u6210\u529f<\/em> \u6d88\u606f\u7ed9\u8ba2\u5355\u670d\u52a1\u3002<\/li>\n<li><strong>\u5b8c\u6210\uff1a<\/strong> \u8ba2\u5355\u670d\u52a1\u53d1\u9001\u4e00\u4e2a <em>\u521b\u5efa\u8ba2\u5355<\/em> \u6d88\u606f\u7ed9\u6570\u636e\u5e93\u3002<\/li>\n<li><strong>\u901a\u77e5\uff1a<\/strong> \u8ba2\u5355\u670d\u52a1\u89e6\u53d1\u4e00\u4e2a <em>\u53d1\u9001\u6536\u636e<\/em> \u6d88\u606f\u7ed9\u901a\u77e5\u670d\u52a1\u3002<\/li>\n<\/ol>\n<p>\u6bcf\u4e2a\u7bad\u5934\u90fd\u5e94\u6e05\u6670\u5730\u6807\u4e0a\u6d88\u606f\u540d\u79f0\u3002\u6b63\u662f\u8fd9\u79cd\u6807\u6ce8\u5c06\u8349\u56fe\u8f6c\u5316\u4e3a\u89c4\u8303\u6587\u6863\u3002<\/p>\n<h2>\ud83e\udde0 \u7b2c4\u6b65\uff1a\u5904\u7406\u903b\u8f91\u5206\u652f\uff08Alt \u548c Opt\uff09<\/h2>\n<p>\u73b0\u5b9e\u4e16\u754c\u4e2d\u7684\u7cfb\u7edf\u5f88\u5c11\u9075\u5faa\u5355\u4e00\u5b8c\u7f8e\u7684\u8def\u5f84\u3002\u9519\u8bef\u5904\u7406\u548c\u6761\u4ef6\u903b\u8f91\u662f\u5f3a\u5927\u5e8f\u5217\u56fe\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\u3002UML \u63d0\u4f9b\u4e86\u4ea4\u4e92\u7247\u6bb5\u6765\u5efa\u6a21\u8fd9\u4e9b\u573a\u666f\u3002<\/p>\n<h3>\ud83d\udd00 Alt \u7247\u6bb5\uff08\u66ff\u4ee3\uff09<\/h3>\n<p>\u8be5<em>Alt<\/em>Alt \u7247\u6bb5\u8868\u793a if-else \u7ed3\u6784\u3002\u5b83\u6839\u636e\u6761\u4ef6\u5c06\u56fe\u5212\u5206\u4e3a\u591a\u4e2a\u90e8\u5206\u3002\u5982\u679c\u6761\u4ef6\u4e3a\u771f\uff0c\u5219\u8d70\u4e00\u6761\u8def\u5f84\uff1b\u5982\u679c\u4e3a\u5047\uff0c\u5219\u8d70\u53e6\u4e00\u6761\u8def\u5f84\u3002<\/p>\n<p>\u5728\u6211\u4eec\u7684\u7ed3\u8d26\u573a\u666f\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a<em>Alt<\/em>\u7247\u6bb5\u6765\u68c0\u67e5\u5e93\u5b58\uff1a<\/p>\n<ul>\n<li><strong>\u6761\u4ef6 [inStock]\uff1a<\/strong> \u5982\u679c\u5546\u54c1\u6709\u5e93\u5b58\uff0c\u7ee7\u7eed\u8fdb\u884c\u652f\u4ed8\u3002<\/li>\n<li><strong>\u6761\u4ef6 [!inStock]\uff1a<\/strong> \u5982\u679c\u5546\u54c1\u7f3a\u8d27\uff0c\u5411\u5ba2\u6237\u89e6\u53d1\u7f3a\u8d27\u8b66\u62a5\u3002<\/li>\n<\/ul>\n<p>\u4ece\u89c6\u89c9\u4e0a\u770b\uff0c\u8fd9\u88ab\u7ed8\u5236\u4e3a\u4e00\u4e2a\u865a\u7ebf\u6846\uff0c\u5305\u56f4\u7740\u4e0d\u540c\u7684\u66ff\u4ee3\u8def\u5f84\uff0c\u6bcf\u4e2a\u90e8\u5206\u7684\u9876\u90e8\u90fd\u6807\u6ce8\u4e86\u6761\u4ef6\u3002<\/p>\n<h3>\ud83d\udd01 Loop \u7247\u6bb5<\/h3>\n<p>\u5982\u679c\u4e00\u4e2a\u8fc7\u7a0b\u91cd\u590d\u6267\u884c\uff0c\u4f7f\u7528\u4e00\u4e2a<em>Loop<\/em>\u7247\u6bb5\u3002\u867d\u7136\u5728\u7b80\u5355\u7684\u7ed3\u8d26\u6d41\u7a0b\u4e2d\u4e0d\u5e38\u89c1\uff0c\u4f46\u53ef\u4ee5\u8bbe\u60f3\u4e00\u4e2a\u573a\u666f\uff1a\u5ba2\u6237\u8d2d\u7269\u8f66\u4e2d\u6709\u591a\u4e2a\u5546\u54c1\u3002\u7cfb\u7edf\u53ef\u80fd\u4f1a\u5faa\u73af\u904d\u5386\u6bcf\u4e2a\u5546\u54c1\uff0c\u5355\u72ec\u9a8c\u8bc1\u5e93\u5b58\u3002\u8fd9\u6837\u53ef\u4ee5\u4fdd\u6301\u56fe\u7684\u7b80\u6d01\uff0c\u800c\u65e0\u9700\u53cd\u590d\u7ed8\u5236\u76f8\u540c\u7684\u5e8f\u5217\u3002<\/p>\n<h2>\u23f3 \u7b2c5\u6b65\uff1a\u8868\u793a\u65f6\u95f4\u548c\u6267\u884c<\/h2>\n<p>\u5728\u5e8f\u5217\u56fe\u4e2d\uff0c\u65f6\u95f4\u4ece\u4e0a\u5230\u4e0b\u6d41\u52a8\u3002\u8fd9\u4e2a\u5782\u76f4\u8f74\u662f\u9690\u542b\u7684\uff0c\u4f46\u975e\u5e38\u6709\u529b\u3002\u6d88\u606f\u4e4b\u95f4\u7684\u5782\u76f4\u8ddd\u79bb\u901a\u5e38\u8868\u793a\u65f6\u95f4\u7684\u6d41\u901d\u6216\u7f51\u7edc\u5ef6\u8fdf\u3002<\/p>\n<h3>\ud83d\ude80 \u6fc0\u6d3b\u4e0e\u53bb\u6fc0\u6d3b<\/h3>\n<p>\u5f53\u4e00\u4e2a\u5bf9\u8c61\u53d1\u9001\u6d88\u606f\u65f6\uff0c\u5176\u6fc0\u6d3b\u6761\u5f00\u59cb\uff1b\u5f53\u5b83\u63a5\u6536\u5230\u8fd4\u56de\u6d88\u606f\u65f6\uff0c\u6fc0\u6d3b\u6761\u7ed3\u675f\u3002\u8fd9\u4e2a\u89c6\u89c9\u63d0\u793a\u6709\u52a9\u4e8e\u8bc6\u522b\u74f6\u9888\u3002\u5982\u679c\u67d0\u4e2a\u6fc0\u6d3b\u6761\u5f02\u5e38\u957f\uff0c\u8868\u660e\u5b58\u5728\u5927\u91cf\u8ba1\u7b97\u6216\u5916\u90e8\u4f9d\u8d56\u8f83\u6162\u3002<\/p>\n<p><strong>\u793a\u4f8b\u573a\u666f\uff1a<\/strong><\/p>\n<p>\u5982\u679c\u652f\u4ed8\u7f51\u5173\u9700\u89815\u79d2\u624d\u80fd\u54cd\u5e94\uff0c\u8ba2\u5355\u670d\u52a1\u7684\u6fc0\u6d3b\u6761\u5c06\u5728\u7b49\u5f85\u671f\u95f4\u5782\u76f4\u5ef6\u4f38\u3002\u8fd9\u5bf9\u9700\u8981\u4f18\u5316\u7cfb\u7edf\u54cd\u5e94\u6027\u7684\u67b6\u6784\u5e08\u6765\u8bf4\u662f\u975e\u5e38\u6709\u4ef7\u503c\u7684\u4fe1\u606f\u3002<\/p>\n<h2>\ud83d\udd0d \u7b2c6\u6b65\uff1a\u5ba1\u67e5\u4e0e\u4f18\u5316<\/h2>\n<p>\u4e00\u65e6\u8349\u56fe\u5b8c\u6210\uff0c\u5c31\u5fc5\u987b\u8fdb\u884c\u5ba1\u67e5\u4ee5\u786e\u4fdd\u51c6\u786e\u6027\u3002\u8fc7\u4e8e\u590d\u6742\u7684\u56fe\u6beb\u65e0\u7528\u5904\uff0c\u800c\u8fc7\u4e8e\u7b80\u5355\u7684\u56fe\u5219\u5177\u6709\u8bef\u5bfc\u6027\u3002<\/p>\n<h3>\u2705 \u9a8c\u8bc1\u68c0\u67e5\u6e05\u5355<\/h3>\n<ul>\n<li><strong>\u5b8c\u6574\u6027\uff1a<\/strong> \u6bcf\u6761\u53d1\u9001\u7684\u6d88\u606f\u662f\u5426\u90fd\u6709\u5bf9\u5e94\u7684\u8fd4\u56de\u8def\u5f84\u6216\u54cd\u5e94\uff1f<\/li>\n<li><strong>\u6e05\u6670\u5ea6\uff1a<\/strong> \u6240\u6709\u6d88\u606f\u540d\u79f0\u662f\u5426\u90fd\u5177\u6709\u63cf\u8ff0\u6027\uff1f\u907f\u514d\u4f7f\u7528\u201c\u6267\u884c\u201d\u4e4b\u7c7b\u7684\u901a\u7528\u672f\u8bed\u3002<\/li>\n<li><strong> \u4e00\u81f4\u6027\uff1a<\/strong> \u751f\u547d\u7ebf\u662f\u5426\u5bf9\u9f50\u6b63\u786e\uff1f\u7bad\u5934\u662f\u5426\u4e0d\u5fc5\u8981\u7684\u4ea4\u53c9\uff1f<\/li>\n<li><strong> \u53ef\u8bfb\u6027\uff1a<\/strong> \u903b\u8f91\u6d41\u7a0b\u662f\u5426\u4ece\u4e0a\u5230\u4e0b\u6613\u4e8e\u7406\u89e3\uff1f<\/li>\n<\/ul>\n<h3> \ud83d\udd04 \u8fed\u4ee3\u6539\u8fdb<\/h3>\n<p> \u5e8f\u5217\u56fe\u5f88\u5c11\u5728\u7b2c\u4e00\u6b21\u5c1d\u8bd5\u65f6\u5c31\u5b8c\u7f8e\u3002\u901a\u5e38\u9700\u8981\u8c03\u6574\u751f\u547d\u7ebf\u7684\u4f4d\u7f6e\u4ee5\u51cf\u5c11\u7bad\u5934\u4ea4\u53c9\u3002\u4f60\u53ef\u4ee5\u5c06\u76f8\u5173\u7684\u4ea4\u4e92\u5206\u7ec4\uff0c\u4f7f\u903b\u8f91\u66f4\u6e05\u6670\u3002\u5982\u679c\u67d0\u4e2a\u90e8\u5206\u8fc7\u4e8e\u62e5\u6324\uff0c\u53ef\u8003\u8651\u5c06\u5176\u62c6\u5206\u4e3a\u4e00\u4e2a\u9ad8\u5c42\u7ea7\u56fe\u548c\u4e00\u4e2a\u8be6\u7ec6\u5b50\u56fe\u3002<\/p>\n<h2> \ud83d\udeab \u9700\u8981\u907f\u514d\u7684\u5e38\u89c1\u9677\u9631<\/h2>\n<p> \u5373\u4f7f\u7ecf\u9a8c\u4e30\u5bcc\u7684\u5efa\u6a21\u8005\u4e5f\u4f1a\u72af\u9519\u3002\u610f\u8bc6\u5230\u5e38\u89c1\u9519\u8bef\u53ef\u4ee5\u8282\u7701\u5f00\u53d1\u548c\u6587\u6863\u7f16\u5199\u7684\u65f6\u95f4\u3002<\/p>\n<ul>\n<li><strong> \u751f\u547d\u7ebf\u8fc7\u5ea6\u8d1f\u8f7d\uff1a<\/strong> \u4e0d\u8981\u5728\u540c\u4e00\u751f\u547d\u7ebf\u4e0a\u653e\u7f6e\u65e0\u5173\u7684\u8fdb\u7a0b\u3002\u4fdd\u6301\u5bf9\u8c61\u4e13\u6ce8\u4e8e\u5176\u7279\u5b9a\u804c\u8d23\u3002<\/li>\n<li><strong> \u5ffd\u89c6\u72b6\u6001\uff1a<\/strong> \u5e8f\u5217\u56fe\u5c55\u793a\u7684\u662f\u884c\u4e3a\u800c\u975e\u72b6\u6001\u3002\u9664\u975e\u5bf9\u8c61\u5c5e\u6027\uff08\u5982\u201c\u4f59\u989d\u201d\u6216\u201c\u72b6\u6001\u201d\uff09\u76f4\u63a5\u5f71\u54cd\u6d88\u606f\u6d41\uff0c\u5426\u5219\u4e0d\u8981\u7528\u5b83\u6765\u89e3\u91ca\u8fd9\u4e9b\u5c5e\u6027\u3002<\/li>\n<li><strong> \u7f3a\u5c11\u9519\u8bef\u8def\u5f84\uff1a<\/strong> \u8bb8\u591a\u56fe\u53ea\u5c55\u793a\u4e86\u201c\u6b63\u5e38\u8def\u5f84\u201d\u3002\u59cb\u7ec8\u8981\u5efa\u6a21\u670d\u52a1\u5b95\u673a\u6216\u8f93\u5165\u65e0\u6548\u65f6\u7684\u60c5\u51b5\u3002<\/li>\n<li><strong> \u7ec6\u8282\u8fc7\u591a\uff1a<\/strong> \u4e0d\u8981\u4e3a\u6bcf\u4e2a\u5b57\u6bb5\u90fd\u5efa\u6a21\u6570\u636e\u5e93\u67e5\u8be2\u3002\u5982\u679c\u524d\u7aef\u8c03\u7528<em> \u83b7\u53d6\u7528\u6237\u6570\u636e<\/em>\uff0c\u9664\u975e\u7814\u7a76\u91cd\u70b9\u662fSQL\u67e5\u8be2\uff0c\u5426\u5219\u4e0d\u8981\u7ed8\u5236\u8be5\u67e5\u8be2\u3002<\/li>\n<li><strong> \u9759\u6001\u4fe1\u606f\uff1a<\/strong> \u4e0d\u8981\u7528\u5e8f\u5217\u56fe\u6765\u89e3\u91ca\u9759\u6001\u7c7b\u7ed3\u6784\u3002\u5e94\u4f7f\u7528\u7c7b\u56fe\u6765\u5b9e\u73b0\u8fd9\u4e00\u76ee\u7684\u3002<\/li>\n<\/ul>\n<h2> \ud83d\udccb \u8868\u683c\uff1a\u6d88\u606f\u7c7b\u578b\u53c2\u8003<\/h2>\n<table>\n<thead>\n<tr>\n<th> \u7c7b\u578b<\/th>\n<th> \u7bad\u5934\u6837\u5f0f<\/th>\n<th> \u884c\u4e3a<\/th>\n<th> \u793a\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> \u7b80\u5355\u8c03\u7528<\/td>\n<td> \u5b9e\u7ebf\uff0c\u5b9e\u5fc3\u7bad\u5934\u5934<\/td>\n<td> \u7b49\u5f85\u54cd\u5e94\u3002<\/td>\n<td><em> \u8ba2\u5355()<\/em><\/td>\n<\/tr>\n<tr>\n<td>\u5f02\u6b65<\/td>\n<td>\u5b9e\u7ebf\uff0c\u5f00\u53e3\u7bad\u5934<\/td>\n<td>\u53d1\u9001\u540e\u4e0d\u7ba1\uff08\u53d1\u540e\u5373\u5fd8\uff09\u3002<\/td>\n<td><em>LogEvent()<\/em><\/td>\n<\/tr>\n<tr>\n<td>\u8fd4\u56de<\/td>\n<td>\u865a\u7ebf\uff0c\u5f00\u53e3\u7bad\u5934<\/td>\n<td>\u54cd\u5e94\u6570\u636e\u3002<\/td>\n<td><em>\u8ba2\u5355ID<\/em><\/td>\n<\/tr>\n<tr>\n<td>\u81ea\u8c03\u7528<\/td>\n<td>\u5f2f\u66f2\u7bad\u5934<\/td>\n<td>\u5bf9\u8c61\u8c03\u7528\u81ea\u8eab\u3002<\/td>\n<td><em>CalculateTax()<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud83d\udee0\ufe0f \u7ef4\u62a4\u4e0e\u6587\u6863\u7b56\u7565<\/h2>\n<p>\u5e8f\u5217\u56fe\u662f\u4e00\u4e2a\u52a8\u6001\u6587\u6863\u3002\u968f\u7740\u7cfb\u7edf\u7684\u53d1\u5c55\uff0c\u56fe\u8868\u5fc5\u987b\u4e0d\u65ad\u66f4\u65b0\u3002\u8fc7\u65f6\u7684\u6587\u6863\u6bd4\u6ca1\u6709\u6587\u6863\u66f4\u7cdf\u7cd5\uff0c\u56e0\u4e3a\u5b83\u4f1a\u8bef\u5bfc\u5f00\u53d1\u4eba\u5458\u3002<\/p>\n<h3>\ud83d\udcc5 \u4e0e\u5f00\u53d1\u5468\u671f\u7684\u96c6\u6210<\/h3>\n<p>\u5c06\u56fe\u8868\u8bc4\u5ba1\u6574\u5408\u5230\u51b2\u523a\u8ba1\u5212\u9636\u6bb5\u3002\u5f53\u65b0\u589e\u529f\u80fd\u65f6\uff0c\u66f4\u65b0\u5e8f\u5217\u56fe\u4ee5\u53cd\u6620\u65b0\u7684\u4ea4\u4e92\u8def\u5f84\u3002\u8fd9\u786e\u4fdd\u4e86\u6587\u6863\u4e0e\u4ee3\u7801\u5e93\u4fdd\u6301\u540c\u6b65\u3002<\/p>\n<h3>\ud83d\udd17 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