{"id":1149,"date":"2026-03-27T16:37:54","date_gmt":"2026-03-27T16:37:54","guid":{"rendered":"https:\/\/www.method-post.com\/tw\/class-diagram-components-guide-beginners\/"},"modified":"2026-03-27T16:37:54","modified_gmt":"2026-03-27T16:37:54","slug":"class-diagram-components-guide-beginners","status":"publish","type":"post","link":"https:\/\/www.method-post.com\/tw\/class-diagram-components-guide-beginners\/","title":{"rendered":"\u985e\u5716\u5143\u4ef6\u7684\u5b8c\u6574\u89e3\u6790\uff1a\u6bcf\u500b\u521d\u5b78\u8005\u5728\u7de8\u78bc\u524d\u5fc5\u9808\u77e5\u9053\u7684\u4e8b"},"content":{"rendered":"<p>\u958b\u59cb\u4e00\u500b\u65b0\u7684\u8edf\u9ad4\u5c08\u6848\u6642\uff0c\u6700\u91cd\u8981\u7684\u6b65\u9a5f\u901a\u5e38\u767c\u751f\u5728\u64b0\u5beb\u4efb\u4f55\u7a0b\u5f0f\u78bc\u4e4b\u524d\u3002\u9019\u4e00\u6b65\u9a5f\u6d89\u53ca\u4f7f\u7528\u8996\u89ba\u6a21\u578b\u4f86\u898f\u5283\u61c9\u7528\u7a0b\u5f0f\u7684\u7d50\u69cb\u3002\u5728\u7d71\u4e00\u6a21\u578b\u8a9e\u8a00\uff08UML\uff09\u63d0\u4f9b\u7684\u5404\u7a2e\u5716\u8868\u4e2d\uff0c\u985e\u5716\u662f\u7269\u4ef6\u5c0e\u5411\u8a2d\u8a08\u7684\u9aa8\u5e79\u3002\u5b83\u4f5c\u70ba\u85cd\u5716\uff0c\u986f\u793a\u7cfb\u7d71\u7684\u975c\u614b\u7d50\u69cb\u3002\u4e86\u89e3\u985e\u5716\u7684\u5404\u500b\u5143\u4ef6\uff0c\u5c0d\u65bc\u4efb\u4f55\u5e0c\u671b\u5efa\u7acb\u53ef\u64f4\u5c55\u4e14\u6613\u65bc\u7dad\u8b77\u7cfb\u7d71\u7684\u958b\u767c\u4eba\u54e1\u4f86\u8aaa\u90fd\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u672c\u6307\u5357\u8a73\u7d30\u4ecb\u7d39\u985e\u5716\u4e2d\u7684\u6bcf\u4e00\u9805\u5143\u4ef6\u3002\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u5b9a\u7fa9\u985e\u5225\u3001\u7ba1\u7406\u95dc\u4fc2\u4ee5\u53ca\u61c9\u7528\u53ef\u898b\u6027\u898f\u5247\u3002\u900f\u904e\u638c\u63e1\u9019\u4e9b\u6982\u5ff5\uff0c\u60a8\u80fd\u78ba\u4fdd\u7a0b\u5f0f\u78bc\u53cd\u6620\u51fa\u5718\u968a\u5bb9\u6613\u9075\u5faa\u7684\u908f\u8f2f\u67b6\u69cb\u3002<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Cartoon infographic explaining UML class diagram components for beginners: class box structure with name\/attributes\/methods, visibility modifiers (public\/private\/protected\/package), relationship types (association, aggregation, composition, inheritance, dependency), multiplicity notation, and best practices for object-oriented design\" decoding=\"async\" src=\"https:\/\/www.method-post.com\/wp-content\/uploads\/2026\/03\/class-diagram-components-beginners-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\u4ec0\u9ebc\u662f\u985e\u5716\uff1f \ud83c\udfd7\ufe0f<\/h2>\n<p>\u985e\u5716\u662f\u4e00\u7a2e\u975c\u614b\u7d50\u69cb\u5716\uff0c\u900f\u904e\u986f\u793a\u7cfb\u7d71\u7684\u985e\u5225\u3001\u5c6c\u6027\u3001\u64cd\u4f5c\uff08\u6216\u65b9\u6cd5\uff09\u4ee5\u53ca\u7269\u4ef6\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u4f86\u63cf\u8ff0\u7cfb\u7d71\u7684\u7d50\u69cb\u3002\u8207\u986f\u793a\u6642\u9593\u4e0a\u884c\u70ba\u7684\u5e8f\u5217\u5716\u4e0d\u540c\uff0c\u985e\u5716\u5c08\u6ce8\u65bc\u975c\u614b\u7d50\u69cb\u3002<\/p>\n<ul>\n<li><strong>\u975c\u614b\u7d50\u69cb\uff1a<\/strong> \u5b83\u4ee3\u8868\u7cfb\u7d71\u5728\u67d0\u4e00\u7279\u5b9a\u6642\u523b\u7684\u72c0\u614b\u3002<\/li>\n<li><strong> \u7269\u4ef6\u5c0e\u5411\uff1a<\/strong> \u5b83\u7b26\u5408\u5927\u591a\u6578\u73fe\u4ee3\u8a9e\u8a00\uff08\u5982 Java\u3001C++ \u548c Python\uff09\u7d44\u7e54\u8cc7\u6599\u7684\u65b9\u5f0f\u3002<\/li>\n<li><strong> \u6587\u4ef6\u5316\uff1a<\/strong> \u5b83\u4f5c\u70ba\u958b\u767c\u4eba\u54e1\u8207\u5229\u76ca\u76f8\u95dc\u8005\u4e4b\u9593\u7684\u5951\u7d04\u3002<\/li>\n<\/ul>\n<p>\u628a\u5b83\u60f3\u50cf\u6210\u4e00\u68df\u623f\u5b50\u7684\u5efa\u7bc9\u5e73\u9762\u5716\u3002\u4f60\u4e0d\u9700\u8981\u770b\u5230\u6c34\u7ba1\u6216\u96fb\u7dda\u4f48\u7f6e\uff0c\u5c31\u80fd\u7406\u89e3\u623f\u9593\u548c\u7246\u58c1\u7684\u7d50\u69cb\u3002\u540c\u6a23\u5730\uff0c\u985e\u5716\u986f\u793a\u300c\u623f\u9593\u300d\uff08\u985e\u5225\uff09\u4ee5\u53ca\u5b83\u5011\u4e4b\u9593\u7684\u9023\u63a5\u65b9\u5f0f\uff0c\u800c\u4e0d\u9700\u8a73\u7d30\u8aaa\u660e\u6bcf\u500b\u51fd\u5f0f\u5167\u90e8\u7684\u5177\u9ad4\u908f\u8f2f\u3002<\/p>\n<h2>\u985e\u6846\u7684\u6838\u5fc3\u5143\u4ef6 \ud83d\udce6<\/h2>\n<p>\u985e\u5716\u7684\u6838\u5fc3\u662f\u985e\u6846\u3002\u9019\u500b\u77e9\u5f62\u4ee3\u8868\u7cfb\u7d71\u4e2d\u7684\u55ae\u4e00\u985e\u5225\u3002\u5b83\u901a\u5e38\u88ab\u5206\u70ba\u4e09\u500b\u90e8\u5206\u3002<\/p>\n<h3>1. \u985e\u5225\u540d\u7a31\uff08\u9802\u7aef\u90e8\u5206\uff09 \ud83c\udff7\ufe0f<\/h3>\n<p>\u9802\u7aef\u90e8\u5206\u5b58\u653e\u985e\u5225\u7684\u540d\u7a31\u3002\u547d\u540d\u6163\u4f8b\u5728\u6b64\u81f3\u95dc\u91cd\u8981\u3002\u8acb\u4f7f\u7528<strong>\u99dd\u5cf0\u5f0f\u547d\u540d\u6cd5<\/strong>\u4f86\u547d\u540d\u985e\u5225\uff08\u4f8b\u5982\uff0c<code>UserAccount<\/code>, <code>PaymentProcessor<\/code>\uff09\u3002\u9019\u80fd\u8b93\u985e\u5225\u8207\u5c6c\u6027\u548c\u65b9\u6cd5\u5340\u5206\u958b\u4f86\u3002<\/p>\n<ul>\n<li><strong>\u5927\u5c0f\u5beb\uff1a<\/strong> \u6c38\u9060\u4ee5\u5927\u5beb\u5b57\u6bcd\u958b\u982d\u3002<\/li>\n<li><strong>\u552f\u4e00\u6027\uff1a<\/strong> \u78ba\u4fdd\u540d\u7a31\u5728\u5957\u4ef6\u6216\u547d\u540d\u7a7a\u9593\u5167\u662f\u552f\u4e00\u7684\u3002<\/li>\n<li><strong>\u4ee5\u540d\u8a5e\u70ba\u57fa\u790e\uff1a<\/strong> \u985e\u5225\u901a\u5e38\u61c9\u4ee3\u8868\u540d\u8a5e\uff08\u4f8b\u5982\uff0cCustomer\u3001Order\uff09\uff0c\u800c\u975e\u52d5\u8a5e\u3002<\/li>\n<\/ul>\n<h3>2. \u5c6c\u6027\uff08\u4e2d\u9593\u90e8\u5206\uff09 \ud83d\udcdd<\/h3>\n<p>\u4e2d\u9593\u90e8\u5206\u5217\u51fa\u985e\u5225\u7684\u5c6c\u6027\u6216\u7279\u6027\u3002\u5c6c\u6027\u4ee3\u8868\u6b64\u985e\u5225\u7269\u4ef6\u6240\u6301\u6709\u7684\u72c0\u614b\u6216\u8cc7\u6599\u3002<\/p>\n<p>\u6bcf\u500b\u5c6c\u6027\u901a\u5e38\u9075\u5faa\u6b64\u683c\u5f0f\uff1a<\/p>\n<p><code>\u53ef\u898b\u6027 \u540d\u7a31 : \u985e\u578b = \u521d\u59cb\u503c<\/code><\/p>\n<ul>\n<li><strong>\u53ef\u898b\u6027\uff1a<\/strong> \u5b9a\u7fa9\u8ab0\u53ef\u4ee5\u5b58\u53d6\u8a72\u5c6c\u6027\uff08\u8acb\u53c3\u95b1\u53ef\u898b\u6027\u4fee\u98fe\u7b26\u90e8\u5206\uff09\u3002<\/li>\n<li><strong>\u540d\u7a31\uff1a<\/strong> \u7a0b\u5f0f\u78bc\u4e2d\u4f7f\u7528\u7684\u8b8a\u6578\u540d\u7a31\u3002<\/li>\n<li><strong>\u985e\u578b\uff1a<\/strong> \u8cc7\u6599\u985e\u578b\uff08\u4f8b\u5982\uff0c\u5b57\u4e32\u3001\u6574\u6578\u3001\u5e03\u6797\u503c\uff09\u3002<\/li>\n<li><strong>\u521d\u59cb\u503c\uff1a<\/strong> \u5efa\u7acb\u6642\u53ef\u9078\u7684\u9810\u8a2d\u503c\u3002<\/li>\n<\/ul>\n<p><em>\u7bc4\u4f8b\uff1a<\/em> <code>- \u5e33\u6236\u9918\u984d : \u53cc\u7cbe\u5ea6\u6d6e\u9ede\u6578 = 0.00<\/code><\/p>\n<h3>3. \u64cd\u4f5c\uff0f\u65b9\u6cd5\uff08\u5e95\u90e8\u5340\u584a\uff09 \u2699\ufe0f<\/h3>\n<p>\u5e95\u90e8\u5340\u584a\u5217\u51fa\u64cd\u4f5c\u6216\u65b9\u6cd5\u3002\u9019\u4e9b\u662f\u985e\u5225\u53ef\u4ee5\u57f7\u884c\u7684\u884c\u70ba\u3002<\/p>\n<p>\u683c\u5f0f\u901a\u5e38\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<p><code>\u53ef\u898b\u6027 \u64cd\u4f5c\u540d\u7a31 (\u53c3\u6578) : \u56de\u50b3\u985e\u578b<\/code><\/p>\n<ul>\n<li><strong>\u64cd\u4f5c\u540d\u7a31\uff1a<\/strong> \u63cf\u8ff0\u52d5\u4f5c\u7684\u52d5\u8a5e\uff08\u4f8b\u5982\uff0c<code>\u8a08\u7b97\u7e3d\u984d<\/code>, <code>\u767b\u5165<\/code>).<\/li>\n<li><strong>\u53c3\u6578\uff1a<\/strong>\u57f7\u884c\u65b9\u6cd5\u6240\u9700\u7684\u8f38\u5165\u503c\u3002<\/li>\n<li><strong>\u56de\u50b3\u985e\u578b\uff1a<\/strong> \u57f7\u884c\u5f8c\u56de\u50b3\u7684\u8cc7\u6599\u985e\u578b\u3002<\/li>\n<\/ul>\n<p><em>\u7bc4\u4f8b\uff1a<\/em> <code>+ \u5b58\u6b3e(\u91d1\u984d : \u53cc\u7cbe\u5ea6\u6d6e\u9ede\u6578) : \u7121\u503c<\/code><\/p>\n<h2>\u53ef\u898b\u6027\u4fee\u98fe\u7b26 \ud83d\udd12<\/h2>\n<p>\u53ef\u898b\u6027\u6c7a\u5b9a\u5c6c\u6027\u548c\u65b9\u6cd5\u5f9e\u5176\u4ed6\u985e\u5225\u7684\u5b58\u53d6\u6b0a\u9650\u3002\u9019\u662f\u5c01\u88dd\u7684\u4e00\u500b\u95dc\u9375\u6982\u5ff5\u3002\u5716\u8868\u4e2d\u4f7f\u7528\u56db\u7a2e\u6a19\u6e96\u7b26\u865f\u3002<\/p>\n<ul>\n<li><strong>\u516c\u958b (+)\uff1a<\/strong> \u53ef\u5f9e\u4efb\u4f55\u985e\u5225\u5b58\u53d6\u3002\u9019\u662f\u5b58\u53d6\u6b0a\u9650\u6700\u958b\u653e\u7684\u5c64\u7d1a\u3002<\/li>\n<li><strong>\u79c1\u6709 (-)\uff1a<\/strong> \u50c5\u53ef\u5728\u985e\u5225\u5167\u90e8\u5b58\u53d6\u3002\u9019\u5728\u8a31\u591a\u8a9e\u8a00\u4e2d\u662f\u9810\u8a2d\u503c\uff0c\u5c0d\u65bc\u5167\u90e8\u8cc7\u6599\u6700\u70ba\u5b89\u5168\u3002<\/li>\n<li><strong>\u4fdd\u8b77 (#)\uff1a<\/strong> \u53ef\u5728\u985e\u5225\u53ca\u5176\u5b50\u985e\u5225\uff08\u5b50\u985e\uff09\u4e2d\u5b58\u53d6\u3002\u9019\u652f\u63f4\u7e7c\u627f\u6a5f\u5236\u3002<\/li>\n<li><strong>\u5957\u4ef6 (~)\uff1a<\/strong> \u50c5\u53ef\u5728\u540c\u4e00\u5957\u4ef6\u6216\u547d\u540d\u7a7a\u9593\u5167\u5b58\u53d6\u3002\u9019\u901a\u5e38\u7528\u65bc\u5167\u90e8\u5de5\u5177\u985e\u5225\u3002<\/li>\n<\/ul>\n<p> \u4f7f\u7528\u6b63\u78ba\u7684\u53ef\u898b\u6027\u4fee\u98fe\u7b26\u53ef\u9632\u6b62\u610f\u5916\u7684\u526f\u4f5c\u7528\u3002\u5982\u679c\u4f60\u5c07\u79c1\u6709\u5c6c\u6027\u516c\u958b\u70ba\u516c\u958b\uff0c\u7a0b\u5f0f\u78bc\u7684\u5176\u4ed6\u90e8\u5206\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u5b83\uff0c\u5f9e\u800c\u7e5e\u904e\u9a57\u8b49\u908f\u8f2f\u3002<\/p>\n<h2>\u7406\u89e3\u95dc\u4fc2 \ud83d\udd17<\/h2>\n<p> \u985e\u5225\u5f88\u5c11\u5b64\u7acb\u5b58\u5728\u3002\u5b83\u5011\u5f7c\u6b64\u4e92\u52d5\uff0c\u5f62\u6210\u4e00\u500b\u5b8c\u6574\u7684\u7cfb\u7d71\u3002\u9019\u4e9b\u4e92\u52d5\u4ee5\u9023\u63a5\u985e\u5225\u7684\u7dda\u689d\u4f86\u8868\u793a\uff0c\u7a31\u70ba\u95dc\u4fc2\u3002\u7406\u89e3\u9019\u4e9b\u7dda\u689d\u4e4b\u9593\u7684\u5dee\u7570\u5c0d\u65bc\u6e96\u78ba\u5efa\u6a21\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h3>1. \u95dc\u806f \ud83d\udd17<\/h3>\n<p>\u95dc\u806f\u8868\u793a\u4e00\u7a2e\u7d50\u69cb\u95dc\u4fc2\uff0c\u5176\u4e2d\u4e00\u500b\u985e\u5225\u7684\u7269\u4ef6\u8207\u53e6\u4e00\u500b\u985e\u5225\u7684\u7269\u4ef6\u76f8\u9023\u7d50\u3002\u9019\u662f\u9023\u7d50\u7684\u4e00\u822c\u6027\u8853\u8a9e\u3002<\/p>\n<ul>\n<li><strong>\u5be6\u7dda\uff1a<\/strong> \u7528\u65bc\u7e6a\u88fd\u6a19\u6e96\u95dc\u806f\u3002<\/li>\n<li><strong>\u65b9\u5411\uff1a<\/strong> \u7bad\u982d\u8868\u793a\u5c0e\u822a\u6027\uff08\u8ab0\u77e5\u9053\u8ab0\uff09\u3002<\/li>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00\u4f4d <code>\u6559\u5e2b<\/code> \u6559\u5c0e\u4e00\u4f4d <code>\u5b78\u751f<\/code>.<\/li>\n<\/ul>\n<h3>2. \u805a\u5408 \ud83d\udfe2<\/h3>\n<p>\u805a\u5408\u662f\u95dc\u806f\u7684\u4e00\u7a2e\u7279\u6b8a\u5f62\u5f0f\uff0c\u8868\u793a\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u4ee5\u7368\u7acb\u65bc\u6574\u9ad4\u5b58\u5728\u3002<\/p>\n<ul>\n<li><strong>\u7a7a\u5fc3\u83f1\u5f62\uff1a<\/strong> \u653e\u7f6e\u5728\u7dda\u689d\u7684\u300c\u6574\u9ad4\u300d\u4e00\u5074\u3002<\/li>\n<li><strong>\u7368\u7acb\u6027\uff1a<\/strong> \u5982\u679c\u6574\u9ad4\u88ab\u92b7\u6bc0\uff0c\u90e8\u5206\u4ecd\u7136\u5b58\u5728\u3002<\/li>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00\u500b <code>\u90e8\u9580<\/code> \u64c1\u6709 <code>\u54e1\u5de5<\/code>\u3002\u5982\u679c\u90e8\u9580\u95dc\u9589\uff0c\u54e1\u5de5\u4ecd\u53ef\u80fd\u5728\u5176\u4ed6\u5730\u65b9\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h3>3. \u7d44\u6210\u95dc\u4fc2 \ud83d\udfe6<\/h3>\n<p>\u7d44\u6210\u95dc\u4fc2\u662f\u805a\u5408\u7684\u4e00\u7a2e\u66f4\u5f37\u5f62\u5f0f\u3002\u5b83\u6697\u793a\u96f6\u4ef6\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u3002<\/p>\n<ul>\n<li><strong>\u5be6\u5fc3\u83f1\u5f62\uff1a<\/strong> \u653e\u7f6e\u5728\u7dda\u7684\u300c\u6574\u9ad4\u300d\u4e00\u5074\u3002<\/li>\n<li><strong>\u4f9d\u8cf4\uff1a<\/strong> \u5982\u679c\u6574\u9ad4\u88ab\u6467\u6bc0\uff0c\u96f6\u4ef6\u4e5f\u6703\u96a8\u4e4b\u88ab\u6467\u6bc0\u3002<\/li>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00\u500b <code>\u623f\u5c4b<\/code> \u64c1\u6709 <code>\u623f\u9593<\/code>\u3002\u5982\u679c\u623f\u5c4b\u88ab\u62c6\u9664\uff0c\u9019\u4e9b\u623f\u9593\u5c31\u4e0d\u518d\u4f5c\u70ba\u8a72\u623f\u5c4b\u7684\u4e00\u90e8\u5206\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h3>4. \u4e00\u822c\u5316\uff08\u7e7c\u627f\uff09 \ud83d\udcc9<\/h3>\n<p>\u4e00\u822c\u5316\u4ee3\u8868\u4e00\u7a2e\u300c\u662f\u300d\u95dc\u4fc2\u3002\u5b50\u985e\u5225\u6703\u5f9e\u8d85\u985e\u5225\u7e7c\u627f\u5c6c\u6027\u548c\u64cd\u4f5c\u3002<\/p>\n<ul>\n<li><strong>\u7a7a\u5fc3\u4e09\u89d2\u7bad\u982d\uff1a<\/strong> \u7bad\u982d\u5f9e\u5b50\u985e\u5225\u6307\u5411\u8d85\u985e\u5225\u3002<\/li>\n<li><strong>\u53ef\u91cd\u7528\u6027\uff1a<\/strong> \u5141\u8a31\u7a0b\u5f0f\u78bc\u91cd\u7528\u8207\u591a\u578b\u6027\u3002<\/li>\n<li><strong>\u7bc4\u4f8b\uff1a<\/strong> \u4e00\u500b <code>\u6c7d\u8eca<\/code> \u662f\u4e00\u7a2e <code>\u8eca\u8f1b<\/code>\u3002\u4e00\u500b <code>\u8f4e\u8eca<\/code> \u662f\u4e00\u500b <code>\u6c7d\u8eca<\/code>.<\/li>\n<\/ul>\n<h3>5. \u4f9d\u8cf4\u95dc\u4fc2 \ud83d\udd04<\/h3>\n<p>\u4f9d\u8cf4\u95dc\u4fc2\u8868\u793a\u4e00\u500b\u985e\u5225\u50c5\u66ab\u6642\u4f7f\u7528\u6216\u4f9d\u8cf4\u53e6\u4e00\u500b\u985e\u5225\u3002\u9019\u901a\u5e38\u662f\u4e00\u7a2e\u300c\u4f7f\u7528\u4e00\u500b\u300d\u7684\u95dc\u4fc2\u3002<\/p>\n<ul>\n<li><strong>\u865b\u7dda\u7bad\u982d\uff1a<\/strong>\u5f9e\u4f9d\u8cf4\u7684\u985e\u5225\u6307\u5411\u88ab\u4f7f\u7528\u7684\u985e\u5225\u3002<\/li>\n<li><strong>\u66ab\u6642\u6027\uff1a<\/strong> \u9019\u7a2e\u95dc\u4fc2\u901a\u5e38\u662f\u77ed\u66ab\u7684\uff08\u4f8b\u5982\uff0c\u65b9\u6cd5\u53c3\u6578\uff09\u3002<\/li>\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> \u4f86\u53d6\u5f97\u8cc7\u6599\uff0c\u4f46\u4e0d\u6703\u6c38\u4e45\u6301\u6709\u5c0d\u5b83\u7684\u53c3\u8003\u3002<\/li>\n<\/ul>\n<p>\u70ba\u91d0\u6e05\u9019\u4e9b\u95dc\u4fc2\uff0c\u8acb\u53c3\u8003\u4e0b\u65b9\u7684\u6bd4\u8f03\u8868\u683c\u3002<\/p>\n<table border=\"1\" cellpadding=\"10\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u95dc\u4fc2\u985e\u578b<\/th>\n<th>\u7b26\u865f<\/th>\n<th>\u542b\u7fa9<\/th>\n<th>\u90e8\u5206\u7684\u751f\u5b58\u9031\u671f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u95dc\u806f<\/td>\n<td>\u5be6\u7dda<\/td>\n<td>\u7d50\u69cb\u6027\u9023\u7d50<\/td>\n<td>\u7368\u7acb<\/td>\n<\/tr>\n<tr>\n<td>\u805a\u5408<\/td>\n<td>\u7a7a\u5fc3\u83f1\u5f62<\/td>\n<td>\u6574\u9ad4-\u90e8\u5206\uff08\u5f31\uff09<\/td>\n<td>\u7368\u7acb<\/td>\n<\/tr>\n<tr>\n<td>\u7d44\u5408<\/td>\n<td>\u5be6\u5fc3\u83f1\u5f62<\/td>\n<td>\u6574\u9ad4-\u90e8\u5206\uff08\u5f37\uff09<\/td>\n<td>\u4f9d\u8cf4<\/td>\n<\/tr>\n<tr>\n<td>\u7e7c\u627f<\/td>\n<td>\u4e09\u89d2\u7bad\u982d<\/td>\n<td>\u662f-\u4e00\u7a2e\u95dc\u4fc2<\/td>\n<td>\u4e0d\u9069\u7528<\/td>\n<\/tr>\n<tr>\n<td>\u4f9d\u8cf4<\/td>\n<td>\u865b\u7dda\u7bad\u982d<\/td>\n<td>\u4f7f\u7528-\u4e00\u7a2e\u95dc\u4fc2<\/td>\n<td>\u66ab\u6642<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u591a\u91cd\u6027\u548c\u57fa\u6578 \ud83d\udcd0<\/h2>\n<p>\u591a\u91cd\u6027\u5b9a\u7fa9\u4e86\u4e00\u500b\u985e\u5225\u7684\u5be6\u4f8b\u8207\u53e6\u4e00\u500b\u985e\u5225\u7684\u5be6\u4f8b\u4e4b\u9593\u7684\u6578\u91cf\u95dc\u4fc2\u3002\u9019\u901a\u5e38\u4ee5\u7bc4\u570d\u5f62\u5f0f\u5beb\u5728\u95dc\u4fc2\u7dda\u7684\u672b\u7aef\u9644\u8fd1\u3002<\/p>\n<ul>\n<li><strong>1:<\/strong>\u6070\u597d\u4e00\u500b\u3002<\/li>\n<li><strong>0..1:<\/strong>\u96f6\u500b\u6216\u4e00\u500b\uff08\u53ef\u9078\uff09\u3002<\/li>\n<li><strong>1..*:<\/strong>\u4e00\u500b\u6216\u591a\u500b\uff08\u5fc5\u8981\uff09\u3002<\/li>\n<li><strong>0..*:<\/strong>\u96f6\u500b\u6216\u591a\u500b\uff08\u53ef\u9078\u96c6\u5408\uff09\u3002<\/li>\n<li><strong>n\uff1a<\/strong>\u4e00\u500b\u7279\u5b9a\u7684\u6578\u5b57\u3002<\/li>\n<\/ul>\n<p><strong>\u7bc4\u4f8b\u60c5\u5883\uff1a<\/strong>\u8003\u616e\u4e00\u500b<code>\u5716\u66f8\u9928<\/code>\u4ee5\u53ca\u4e00\u500b<code>\u66f8<\/code>.<\/p>\n<ul>\n<li>\u5716\u66f8\u9928\u5fc5\u9808\u81f3\u5c11\u6709\u4e00\u672c\u66f8\uff08<code>1..*<\/code>).<\/li>\n<li>\u4e00\u672c\u66f8\u50c5\u5c6c\u65bc\u4e00\u500b\u5716\u66f8\u9928\uff08<code>1<\/code>).<\/li>\n<\/ul>\n<p>\u6b63\u78ba\u5b9a\u7fa9\u591a\u91cd\u6027\u53ef\u9632\u6b62\u908f\u8f2f\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u5c07\u95dc\u4fc2\u5efa\u6a21\u70ba 0..1\uff0c\u4f46\u4f60\u7684\u7a0b\u5f0f\u78bc\u8981\u6c42\u81f3\u5c11\u6709\u4e00\u500b\uff0c\u4f60\u5c07\u9047\u5230\u7a7a\u53c3\u8003\u932f\u8aa4\u3002<\/p>\n<h2>\u4ecb\u9762\u8207\u62bd\u8c61\u985e\u5225 \ud83e\udde9<\/h2>\n<p>\u4e26\u975e\u6240\u6709\u985e\u5225\u90fd\u65e8\u5728\u88ab\u5be6\u4f8b\u5316\u3002\u6709\u4e9b\u50c5\u4f5c\u70ba\u7bc4\u672c\u6216\u5408\u7d04\u4f7f\u7528\u3002<\/p>\n<h3>\u62bd\u8c61\u985e\u5225<\/h3>\n<p>\u62bd\u8c61\u985e\u5225\u7121\u6cd5\u76f4\u63a5\u5be6\u4f8b\u5316\u3002\u5b83\u70ba\u5b50\u985e\u5225\u63d0\u4f9b\u57fa\u790e\u5be6\u4f5c\u3002\u5728\u5716\u8868\u4e2d\uff0c\u985e\u5225\u540d\u7a31\u901a\u5e38\u4ee5<em>\u659c\u9ad4<\/em>\u6216\u4ee5\u95dc\u9375\u5b57<code>{abstract}<\/code>.<\/p>\n<ul>\n<li>\u7528\u65bc\u4e00\u7d44\u985e\u5225\u4e4b\u9593\u7684\u5171\u7528\u884c\u70ba\u3002<\/li>\n<li>\u53ef\u540c\u6642\u5305\u542b\u62bd\u8c61\u65b9\u6cd5\uff08\u7121\u4e3b\u9ad4\uff09\u8207\u5177\u9ad4\u65b9\u6cd5\uff08\u6709\u4e3b\u9ad4\uff09\u3002<\/li>\n<\/ul>\n<h3>\u4ecb\u9762<\/h3>\n<p>\u4ecb\u9762\u5b9a\u7fa9\u4e86\u4e00\u7d44\u985e\u5225\u5fc5\u9808\u5be6\u4f5c\u7684\u65b9\u6cd5\u3002\u5b83\u4e0d\u5132\u5b58\u72c0\u614b\uff08\u5c6c\u6027\uff09\u3002<\/p>\n<ul>\n<li>\u7528\u65bc\u5728\u7121\u95dc\u806f\u7684\u985e\u5225\u4e4b\u9593\u5b9a\u7fa9\u5408\u7d04\u3002<\/li>\n<li>\u5728\u5716\u8868\u4e2d\uff0c\u901a\u5e38\u4ee5\u5e36\u6709\u95dc\u9375\u5b57\u7684\u985e\u5225\u65b9\u6846\u8868\u793a<code>{interface}<\/code>\u6216\u4e00\u500b\u7db1\u8981\u5716\u793a\u3002<\/li>\n<li>\u4f7f\u591a\u578b\u6210\u70ba\u53ef\u80fd\uff0c\u8b93\u4e0d\u540c\u985e\u5225\u53ef\u88ab\u7d71\u4e00\u8655\u7406\u3002<\/li>\n<\/ul>\n<p>\u7406\u89e3\u9019\u5169\u8005\u7684\u5dee\u7570\u81f3\u95dc\u91cd\u8981\u3002\u7576\u4f60\u9700\u8981\u5728\u4e0d\u540c\u985e\u578b\u4e4b\u9593\u5171\u4eab\u5171\u540c\u884c\u70ba\u6642\uff0c\u4f7f\u7528\u4ecb\u9762\uff1b\u7576\u4f60\u9700\u8981\u5171\u4eab\u7a0b\u5f0f\u78bc\u8207\u72c0\u614b\u6642\uff0c\u4f7f\u7528\u62bd\u8c61\u985e\u5225\u3002<\/p>\n<h2>\u521d\u5b78\u8005\u6700\u4f73\u5be6\u52d9 \ud83c\udf93<\/h2>\n<p>\u5efa\u7acb\u985e\u5225\u5716\u8868\u9700\u8981\u7d00\u5f8b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6307\u5357\uff0c\u4ee5\u78ba\u4fdd\u4f60\u7684\u5716\u8868\u4fdd\u6301\u5be6\u7528\u4e14\u6e96\u78ba\u3002<\/p>\n<ul>\n<li><strong>\u4fdd\u6301\u7c21\u55ae\uff1a<\/strong> \u4e0d\u8981\u8a66\u5716\u5728\u4e00\u500b\u5716\u8868\u4e2d\u5efa\u6a21\u6574\u500b\u7cfb\u7d71\u3002\u61c9\u5c07\u5176\u5206\u89e3\u70ba\u5b50\u7cfb\u7d71\u6216\u5957\u4ef6\u3002<\/li>\n<li><strong>\u5c08\u6ce8\u65bc\u91cd\u8981\u5143\u7d20\uff1a<\/strong> \u4e0d\u8981\u5305\u542b\u6bcf\u4e00\u7a2e\u65b9\u6cd5\u3002\u50c5\u5305\u542b\u5b9a\u7fa9\u985e\u5225\u884c\u70ba\u7684\u6700\u91cd\u8981\u65b9\u6cd5\u3002<\/li>\n<li><strong>\u547d\u540d\u4e00\u81f4\uff1a<\/strong> \u5805\u6301\u56b4\u683c\u7684\u547d\u540d\u898f\u7bc4\u3002\u5982\u679c\u4f60\u4f7f\u7528 <code>camelCase<\/code> 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\ud83d\udeab<\/h2>\n<p>\u5373\u4f7f\u7d93\u9a57\u8c50\u5bcc\u7684\u958b\u767c\u4eba\u54e1\u5728\u5efa\u6a21\u6642\u4e5f\u6703\u72af\u932f\u3002\u4e86\u89e3\u5e38\u898b\u9677\u9631\uff0c\u80fd\u5e6b\u52a9\u4f60\u5728\u91cd\u69cb\u6642\u7bc0\u7701\u6642\u9593\u3002<\/p>\n<ul>\n<li><strong>\u6df7\u6dc6\u805a\u5408\u8207\u7d44\u5408\uff1a<\/strong> \u9019\u5169\u8005\u7d93\u5e38\u88ab\u6df7\u6dc6\u3002\u8acb\u8a18\u4f4f\uff1a\u5982\u679c\u90e8\u5206\u96a8\u8457\u6574\u9ad4\u6d88\u4ea1\uff0c\u5247\u70ba\u7d44\u5408\uff1b\u5982\u679c\u90e8\u5206\u80fd\u7368\u7acb\u5b58\u6d3b\uff0c\u5247\u70ba\u805a\u5408\u3002<\/li>\n<li><strong>\u904e\u5ea6\u8a2d\u8a08\uff1a<\/strong> \u4e0d\u8981\u5efa\u7acb\u904e\u6df1\u7684\u7e7c\u627f\u5c64\u7d1a\uff08\u7956\u7236 \u2192 \u7236\u89aa \u2192 \u5152\u5b50 \u2192 \u5b50\u5b6b\uff09\u3002\u9019\u6703\u4f7f\u7a0b\u5f0f\u78bc\u50f5\u5316\u4e14\u96e3\u4ee5\u4fee\u6539\u3002<\/li>\n<li><strong>\u5ffd\u7565\u591a\u91cd\u6027\uff1a<\/strong> 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