{"id":1014,"date":"2026-02-27T12:02:53","date_gmt":"2026-02-27T12:02:53","guid":{"rendered":"https:\/\/www.method-post.com\/tw\/understanding-class-diagrams-a-comprehensive-guide-with-an-order-management-system-example\/"},"modified":"2026-02-27T12:02:53","modified_gmt":"2026-02-27T12:02:53","slug":"understanding-class-diagrams-a-comprehensive-guide-with-an-order-management-system-example","status":"publish","type":"post","link":"https:\/\/www.method-post.com\/tw\/understanding-class-diagrams-a-comprehensive-guide-with-an-order-management-system-example\/","title":{"rendered":"\u7406\u89e3\u985e\u5716\uff1a\u4ee5\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u70ba\u4f8b\u7684\u5168\u9762\u6307\u5357"},"content":{"rendered":"<p class=\"break-words\">\u4e00\u500b <a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-class-diagram-tutorial\/\"><strong>\u985e\u5716<\/strong><\/a>\u662f\u8edf\u9ad4\u5de5\u7a0b\u8207\u8cc7\u6599\u5eab\u8a2d\u8a08\u4e2d\u7684\u57fa\u672c\u5de5\u5177\uff0c\u7528\u65bc\u4ee5\u8996\u89ba\u65b9\u5f0f\u5448\u73fe\u7cfb\u7d71\u7684\u7d50\u69cb\uff0c\u900f\u904e\u986f\u793a\u5176\u985e\u5225\uff08\u6216\u5be6\u9ad4\uff09\u3001\u5c6c\u6027\u3001\u65b9\u6cd5\u4ee5\u53ca\u5b83\u5011\u4e4b\u9593\u7684\u95dc\u4fc2\u3002\u5b83\u662f\u7d71\u4e00\u6a21\u578b\u8a9e\u8a00\uff08UML\uff09\u7684\u4e00\u90e8\u5206\uff0c\u4e00\u7a2e\u7528\u65bc\u8a2d\u8a08\u8edf\u9ad4\u7cfb\u7d71\u7684\u6a19\u6e96\u5316\u5efa\u6a21\u8a9e\u8a00\u3002\u985e\u5716\u5ee3\u6cdb\u61c9\u7528\u65bc\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\u8207\u8cc7\u6599\u5eab\u8a2d\u8a08\u4e2d\uff0c\u7528\u65bc\u5728\u5be6\u4f5c\u524d\u5b9a\u7fa9\u7cfb\u7d71\u7684\u85cd\u5716\u3002<\/p>\n<p class=\"break-words\">\u5728\u9019\u4efd\u5168\u9762\u6307\u5357\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e <a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-class-diagram\/\">\u985e\u5716<\/a>\u7684\u95dc\u9375\u6982\u5ff5\uff0c\u4e26\u4ee5\u60a8\u63d0\u4f9b\u7684\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u7bc4\u4f8b\u4f5c\u70ba\u5be6\u969b\u53c3\u8003\u3002\u6211\u5011\u5c07\u5256\u6790\u5176\u7d44\u6210\u5143\u4ef6\u3001\u7b26\u865f\u3001\u95dc\u4fc2\u8207\u6700\u4f73\u5be6\u52d9\uff0c\u78ba\u4fdd\u5fb9\u5e95\u7406\u89e3\u3002<\/p>\n<h2><strong>1. \u985e\u5716\u6982\u89c0<\/strong><\/h2>\n<p class=\"break-words\">\u985e\u5716\u900f\u904e\u986f\u793a\u4ee5\u4e0b\u5167\u5bb9\u4f86\u5448\u73fe\u7cfb\u7d71\u7684\u975c\u614b\u7d50\u69cb\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u985e\u5225<\/strong>\uff1a\u7cfb\u7d71\u7684\u69cb\u5efa\u6a21\u584a\uff0c\u4ee3\u8868\u5be6\u9ad4\uff08\u4f8b\u5982 Customer \u6216 Order \u7b49\u7269\u4ef6\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u5c6c\u6027<\/strong>\uff1a\u985e\u5225\u7684\u5c6c\u6027\u6216\u8cc7\u6599\u6b04\u4f4d\uff08\u4f8b\u5982 Customer \u7684\u59d3\u540d\u6216 Order \u7684\u5efa\u7acb\u65e5\u671f\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u65b9\u6cd5<\/strong>\uff1a\u985e\u5225\u53ef\u57f7\u884c\u7684\u884c\u70ba\u6216\u64cd\u4f5c\uff08\u4f8b\u5982\u8a08\u7b97\u5c0f\u8a08\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u95dc\u4fc2<\/strong>\uff1a\u985e\u5225\u4e4b\u9593\u5982\u4f55\u4e92\u52d5\uff08\u4f8b\u5982 Customer \u4e0b\u8a02\u55ae\uff09\u3002<\/li>\n<\/ul>\n<p class=\"break-words\">\u985e\u5716\u5728\u8edf\u9ad4\u958b\u767c\u7684\u8a2d\u8a08\u968e\u6bb5\u975e\u5e38\u6709\u7528\uff0c\u56e0\u70ba\u5b83\u5011\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u63d0\u4f9b\u7cfb\u7d71\u7684\u9ad8\u968e\u8996\u5716\u3002<\/li>\n<li class=\"break-words\">\u5e6b\u52a9\u958b\u767c\u4eba\u54e1\u8207\u76f8\u95dc\u4eba\u54e1\u7406\u89e3\u7cfb\u7d71\u7d50\u69cb\u3002<\/li>\n<li class=\"break-words\">\u4f5c\u70ba\u7a0b\u5f0f\u64b0\u5beb\u6216\u8cc7\u6599\u5eab\u7d50\u69cb\u5efa\u7acb\u7684\u85cd\u5716\u3002<\/li>\n<\/ul>\n<h2><strong>2. \u985e\u5716\u7684\u4e3b\u8981\u7d44\u6210\u5143\u4ef6<\/strong><\/h2>\n<p class=\"break-words\">\u8b93\u6211\u5011\u4f7f\u7528\u4ee5\u4e0b\u7bc4\u4f8b\u4f86\u5256\u6790\u985e\u5716\u7684\u7d44\u6210\u5143\u4ef6\uff1a<\/p>\n<p><img alt=\"What is Class Diagram?\" decoding=\"async\" src=\"https:\/\/cdn-images.visual-paradigm.com\/guide\/uml\/what-is-class-diagram\/what-is-class-diagram.png\"\/><\/p>\n<h3><strong>2.1. \u985e\u5225<\/strong><\/h3>\n<p class=\"break-words\">\u985e\u5225\u4ee5\u4e00\u500b\u88ab\u5206\u6210\u4e09\u500b\u90e8\u5206\u7684\u77e9\u5f62\u6846\u4f86\u8868\u793a\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u9802\u7aef\u90e8\u5206<\/strong>\uff1a\u985e\u5225\u540d\u7a31\uff08\u4f8b\u5982 <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5ba2\u6236<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>).<\/li>\n<li class=\"break-words\"><strong>\u4e2d\u9593\u90e8\u5206<\/strong>\uff1a\u5c6c\u6027\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">name\uff1a\u5b57\u4e32<\/span>\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5ba2\u6236<\/span> \u985e\u5225\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u5e95\u90e8\u90e8\u5206<\/strong>\uff1a\u65b9\u6cd5\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ getPriceForQuantity()<\/span>\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9805\u76ee<\/span> \u985e\u5225\uff09\u3002<\/li>\n<\/ul>\n<h4><strong>\u4f86\u81ea\u5716\u793a\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u985e\u5225\uff1a\u5ba2\u6236<\/strong>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u5c6c\u6027<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">name\uff1a\u5b57\u4e32<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">deliveryAddress\uff1a\u5b57\u4e32<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">contact\uff1a\u5b57\u4e32<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">active\uff1a\u5e03\u6797\u503c<\/span><\/li>\n<\/ul>\n<\/li>\n<li class=\"break-words\"><strong>\u65b9\u6cd5<\/strong>\uff1a\u6b64\u60c5\u6cc1\u4e0b\u7121\u3002<\/li>\n<\/ul>\n<\/li>\n<li class=\"break-words\"><strong>\u985e\u5225\uff1a\u9805\u76ee<\/strong>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u5c6c\u6027<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">weight\uff1a\u6d6e\u9ede\u6578<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">description\uff1a\u5b57\u4e32<\/span><\/li>\n<\/ul>\n<\/li>\n<li class=\"break-words\"><strong>\u65b9\u6cd5<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ getPriceForQuantity()<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ getWeight()<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u7b26\u865f\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5c6c\u6027\u4ee5\u4ee5\u4e0b\u65b9\u5f0f\u66f8\u5beb<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31: \u985e\u578b<\/span>\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31: \u5b57\u4e32<\/span>).<\/li>\n<li class=\"break-words\">\u65b9\u6cd5\u4ee5\u4ee5\u4e0b\u65b9\u5f0f\u66f8\u5beb<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31()<\/span>\u82e5\u9069\u7528\uff0c\u5247\u52a0\u4e0a\u56de\u50b3\u985e\u578b\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">getPriceForQuantity()<\/span>).<\/li>\n<li class=\"break-words\">\u5728\u65b9\u6cd5\u524d\u7684<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+<\/span>\u7b26\u865f\u8868\u793a<strong>\u516c\u958b\u53ef\u898b\u6027<\/strong>\uff08\u53ef\u88ab\u5176\u4ed6\u985e\u5225\u5b58\u53d6\uff09\u3002\u5176\u4ed6\u53ef\u898b\u6027\u4fee\u98fe\u7b26\u5305\u62ec\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u2013<\/span>\u7528\u65bc\u79c1\u6709\uff08\u50c5\u53ef\u5728\u985e\u5225\u5167\u90e8\u5b58\u53d6\uff09\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">#<\/span>\u7528\u65bc\u4fdd\u8b77\uff08\u53ef\u5728\u985e\u5225\u53ca\u5176\u5b50\u985e\u5225\u4e2d\u5b58\u53d6\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><strong>2.2. \u5217\u8209<\/strong><\/h3>\n<p class=\"break-words\">\u5217\u8209\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">&lt;&lt;\u5217\u8209&gt;&gt;<\/span>\uff09\u662f\u4e00\u7a2e\u7279\u6b8a\u985e\u5225\uff0c\u7528\u65bc\u5b9a\u7fa9\u4e00\u7d44\u56fa\u5b9a\u7684\u5e38\u6578\u3002\u901a\u5e38\u7528\u4f86\u8868\u793a\u9810\u5148\u5b9a\u7fa9\u7684\u503c\u6e05\u55ae\u3002<\/p>\n<h4><strong>\u5716\u793a\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u5217\u8209\uff1a\u8a02\u55ae\u72c0\u614b<\/strong>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u503c\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb\uff1a\u6574\u6578 = 0<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u904b\u9001\u4e2d\uff1aint = 1<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5df2\u9001\u9054\uff1aint = 2<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5df2\u4ed8\u6b3e\uff1aint = 3<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u9019\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">&lt;&lt;\u679a\u8209&gt;&gt;<\/span>\u65b9\u6846\u4e0a\u65b9\u7684\u9020\u578b\u8868\u793a\u9019\u662f\u4e00\u500b\u679a\u8209\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u72c0\u614b<\/span>\u5b9a\u7fa9\u8a02\u55ae\u53ef\u80fd\u7684\u72c0\u614b\uff08\u4f8b\u5982\uff1a\u5df2\u5efa\u7acb\u3001\u904b\u9001\u4e2d\u3001\u5df2\u9001\u9054\u3001\u5df2\u4ed8\u6b3e\uff09\u3002<\/li>\n<li class=\"break-words\">\u6bcf\u500b\u503c\u90fd\u5206\u914d\u4e00\u500b\u6574\u6578\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb = 0<\/span>\uff09\uff0c\u9019\u53ef\u80fd\u5728\u7a0b\u5f0f\u78bc\u4e2d\u7528\u4f86\u8ffd\u8e64\u8a02\u55ae\u7684\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h3><strong>2.3. \u5c6c\u6027<\/strong><\/h3>\n<p class=\"break-words\">\u5c6c\u6027\u63cf\u8ff0\u985e\u5225\u7684\u8cc7\u6599\u6216\u5c6c\u6027\u3002\u901a\u5e38\u6703\u5217\u51fa\u5176\u540d\u7a31\u3001\u985e\u578b\uff0c\u6709\u6642\u4e5f\u6703\u5217\u51fa\u521d\u59cb\u503c\u3002<\/p>\n<h4><strong>\u4f86\u81ea\u5716\u793a\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\u985e\u5225\u4e2d\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb\u65e5\u671f\uff1a\u65e5\u671f<\/span> \u2013 \u8a02\u55ae\u5efa\u7acb\u7684\u65e5\u671f\u3002<\/li>\n<\/ul>\n<\/li>\n<li class=\"break-words\">\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528<\/span>\u985e\u5225\u4e2d\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u865f\u78bc\uff1a\u5b57\u4e32<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u985e\u578b\uff1a\u5b57\u4e32<\/span><\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5230\u671f\u65e5\u671f\uff1a\u65e5\u671f<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u7b26\u865f\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5c6c\u6027\u9075\u5faa\u4ee5\u4e0b\u683c\u5f0f\uff1a<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31\uff1a\u985e\u578b<\/span>\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u91cd\u91cf\uff1a\u6d6e\u9ede\u6578<\/span>).<\/li>\n<li class=\"break-words\">\u5982\u679c\u6307\u5b9a\u4e86\u521d\u59cb\u503c\uff0c\u5247\u4ee5\u4ee5\u4e0b\u65b9\u5f0f\u66f8\u5beb<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31\uff1a\u985e\u578b = \u503c<\/span>\uff08\u4f8b\u5982\uff0c\u5728\u5217\u8209\u4e2d\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">CREATE\uff1a\u6574\u6578 = 0<\/span>).<\/li>\n<\/ul>\n<h3><strong>2.4. \u65b9\u6cd5<\/strong><\/h3>\n<p class=\"break-words\">\u65b9\u6cd5\u4ee3\u8868\u985e\u5225\u53ef\u4ee5\u57f7\u884c\u7684\u64cd\u4f5c\u6216\u884c\u70ba\u3002\u5b83\u5011\u901a\u5e38\u7528\u65bc\u64cd\u4f5c\u985e\u5225\u7684\u5c6c\u6027\u6216\u57f7\u884c\u8a08\u7b97\u3002<\/p>\n<h4><strong>\u4f86\u81ea\u5716\u793a\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9805\u76ee<\/span> \u985e\u5225\u4e2d\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ getPriceForQuantity()<\/span> \u2013 \u53ef\u80fd\u6839\u64da\u8a02\u8cfc\u6578\u91cf\u8a08\u7b97\u7e3d\u50f9\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ getWeight()<\/span> \u2013 \u56de\u50b3\u9805\u76ee\u7684\u91cd\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n<li class=\"break-words\">\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span> \u985e\u5225\u4e2d\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ calculateSubTotal()<\/span> \u2013 \u8a08\u7b97\u55ae\u4e00\u9805\u76ee\u5c0f\u8a08\uff08\u4f8b\u5982\uff0c\u50f9\u683c \u00d7 \u6578\u91cf\uff09\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+ calculateWeight()<\/span> \u2013 \u8a08\u7b97\u55ae\u4e00\u9805\u76ee\u7684\u7e3d\u91cd\u91cf\uff08\u4f8b\u5982\uff0c\u91cd\u91cf \u00d7 \u6578\u91cf\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u7b26\u865f\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u65b9\u6cd5\u4ee5<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31()<\/span>\u642d\u914d\u53ef\u898b\u6027\u4fee\u98fe\u7b26\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+<\/span> \u8868\u793a\u516c\u958b\uff09\u3002<\/li>\n<li class=\"break-words\">\u5982\u679c\u4e00\u500b\u65b9\u6cd5\u8fd4\u56de\u4e00\u500b\u503c\uff0c\u53ef\u4ee5\u6307\u5b9a\u8fd4\u56de\u985e\u578b\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">getWeight(): float<\/span>).<\/li>\n<\/ul>\n<h2><strong>3. \u985e\u5225\u4e4b\u9593\u7684\u95dc\u4fc2<\/strong><\/h2>\n<p class=\"break-words\">\u95dc\u4fc2\u5b9a\u7fa9\u4e86\u985e\u5225\u4e4b\u9593\u5982\u4f55\u4e92\u52d5\u3002\u5716\u8868\u4f7f\u7528\u7dda\u689d\u3001\u7b26\u865f\u548c\u6578\u5b57\u4f86\u8868\u793a\u95dc\u4fc2\u7684\u985e\u578b\u548c\u6578\u91cf\u3002<\/p>\n<h3><strong>3.1. \u95dc\u806f<\/strong><\/h3>\n<p class=\"break-words\">\u95dc\u806f\u8868\u793a\u5169\u500b\u985e\u5225\u4e4b\u9593\u7684\u4e00\u822c\u95dc\u4fc2\uff0c\u901a\u5e38\u8868\u793a\u4e00\u500b\u985e\u5225\u4f7f\u7528\u6216\u8207\u53e6\u4e00\u500b\u985e\u5225\u4e92\u52d5\u3002<\/p>\n<h4><strong>\u5716\u4e2d\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u5ba2\u6236\u81f3\u8a02\u55ae<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4e00\u689d\u7dda\u9023\u63a5<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5ba2\u6236<\/span>\u548c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>.<\/li>\n<li class=\"break-words\"><strong>\u6578\u91cf<\/strong>: <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>\uff08\u5ba2\u6236\uff09\u81f3<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>\uff08\u8a02\u55ae\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u8aaa\u660e<\/strong>\uff1a\u4e00\u4f4d\u5ba2\u6236\u53ef\u4ee5\u4e0b\u96f6\u7b46\u6216\u591a\u7b46\u8a02\u55ae\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>\uff09\uff0c\u4f46\u6bcf\u7b46\u8a02\u55ae\u50c5\u8207\u4e00\u4f4d\u5ba2\u6236\u76f8\u95dc\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u7b26\u865f\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5be6\u7dda\u8868\u793a\u95dc\u806f\u3002<\/li>\n<li class=\"break-words\">\u6578\u91cf\u6a19\u793a\u65bc\u7dda\u689d\u7684\u5169\u7aef\uff1a\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>: \u6070\u597d\u4e00\u500b\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>: \u96f6\u500b\u6216\u66f4\u591a\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>: \u4e00\u500b\u6216\u66f4\u591a\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><strong>3.2. \u805a\u5408<\/strong><\/h3>\n<p class=\"break-words\">\u805a\u5408\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u95dc\u806f\uff0c\u4ee3\u8868\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u90e8\u5206\u53ef\u4ee5\u7368\u7acb\u65bc\u6574\u9ad4\u5b58\u5728\u3002\u5b83\u4ee5\u5728\u300c\u6574\u9ad4\u300d\u5074\u7684\u7a7a\u5fc3\u83f1\u5f62\u4f86\u8868\u793a\u3002<\/p>\n<h4><strong>\u4f86\u81ea\u5716\u793a\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u8a02\u55ae\u81f3\u8a02\u55ae\u660e\u7d30<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4e00\u689d\u5e36\u6709\u7a7a\u5fc3\u83f1\u5f62\u7684\u7dda\u9023\u63a5<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\u81f3<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span>.<\/li>\n<li class=\"break-words\"><strong>\u57fa\u6578<\/strong>: <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>\uff08\u8a02\u55ae\uff09\u81f3<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff08\u8a02\u55ae\u660e\u7d30\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u8aaa\u660e<\/strong>: \u4e00\u500b\u8a02\u55ae\uff08\u6574\u9ad4\uff09\u5305\u542b\u4e00\u500b\u6216\u591a\u500b\u8a02\u55ae\u660e\u7d30\uff08\u90e8\u5206\uff09\u3002\u5982\u679c\u522a\u9664\u8a02\u55ae\uff0c\u8a02\u55ae\u660e\u7d30\u53ef\u80fd\u4ecd\u7136\u5b58\u5728\uff08\u53d6\u6c7a\u65bc\u7cfb\u7d71\u7684\u898f\u5247\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><strong>3.3. \u7d44\u5408<\/strong><\/h3>\n<p class=\"break-words\">\u7d44\u5408\u662f\u805a\u5408\u7684\u4e00\u7a2e\u66f4\u5f37\u5f62\u5f0f\uff0c\u5176\u4e2d\u90e8\u5206\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\u3002\u5b83\u4ee5\u5728\u300c\u6574\u9ad4\u300d\u5074\u7684\u5be6\u5fc3\u83f1\u5f62\u4f86\u8868\u793a\u3002\u96d6\u7136\u5716\u793a\u4e26\u672a\u660e\u78ba\u4f7f\u7528\u7d44\u5408\uff0c\u4f46\u70ba\u4e86\u5b8c\u6574\u6027\u4ecd\u503c\u5f97\u63d0\u53ca\u3002<\/p>\n<h4><strong>\u5047\u8a2d\u7bc4\u4f8b<\/strong><\/h4>\n<p class=\"break-words\">\u5982\u679c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span>\u7121\u6cd5\u5728\u6c92\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\uff08\u4f8b\u5982\uff0c\u522a\u9664\u8a02\u55ae\u6703\u522a\u9664\u5176\u6240\u6709\u7d30\u7bc0\uff09\uff0c\u83f1\u5f62\u5c07\u88ab\u586b\u6eff\u4ee5\u8868\u793a\u7d44\u5408\u95dc\u4fc2\u3002<\/p>\n<h3><strong>3.4. \u7e7c\u627f\uff08\u6cdb\u5316\uff09<\/strong><\/h3>\n<p class=\"break-words\">\u7e7c\u627f\u4ee3\u8868\u4e00\u7a2e\u300c\u662f\u300d\u95dc\u4fc2\uff0c\u5176\u4e2d\u5b50\u985e\u5225\u5f9e\u7236\u985e\u5225\u7e7c\u627f\u5c6c\u6027\u548c\u65b9\u6cd5\u3002\u5b83\u4ee5\u6307\u5411\u7236\u985e\u5225\u7684\u4e09\u89d2\u5f62\u4f86\u8868\u793a\u3002<\/p>\n<h4><strong>\u5716\u4e2d\u7684\u7bc4\u4f8b<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u4ed8\u6b3e\u65b9\u5f0f\u5305\u62ec\u73fe\u91d1\u3001\u652f\u7968\u3001\u4fe1\u7528\u5361\u548c\u96fb\u532f<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4e09\u89d2\u5f62\u9023\u63a5<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>\uff08\u7236\u985e\uff09\u81f3<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\uff0c\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\uff08\u5b50\u985e\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u8aaa\u660e<\/strong>:\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\uff0c\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\u5f9e<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u91d1\u984d\uff1a\u6d6e\u9ede\u6578<\/span>\u5c6c\u6027\u7e7c\u627f\u800c\u4f86<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>.<\/li>\n<li class=\"break-words\">\u6bcf\u500b\u5b50\u985e\u5225\u90fd\u6703\u65b0\u589e\u5176\u81ea\u8eab\u7684\u7279\u5b9a\u5c6c\u6027\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>\u5177\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">cashTendered: \u6d6e\u9ede\u6578<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\u5177\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">number: \u5b57\u4e32<\/span>).<\/li>\n<li class=\"break-words\">\u9019\u5141\u8a31\u591a\u578b\u884c\u70ba\uff1a\u4ed8\u6b3e\u53ef\u88ab\u8996\u70ba<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>\u4e0d\u8ad6\u5176\u5177\u9ad4\u985e\u578b\u70ba\u4f55\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4><strong>\u7b26\u865f\u8aaa\u660e<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4e00\u689d\u5be6\u7dda\u642d\u914d\u4e09\u89d2\u5f62\uff08\u6307\u5411\u7236\u985e\uff09\u8868\u793a\u7e7c\u627f\u95dc\u4fc2\u3002<\/li>\n<li class=\"break-words\">\u5b50\u985e\u5225\u6703\u7e7c\u627f\u7236\u985e\u7684\u6240\u6709\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u4f46\u4e5f\u53ef\u4ee5\u65b0\u589e\u81ea\u5df1\u7684\u6216\u8986\u84cb\u7e7c\u627f\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<hr\/>\n<h2><strong>4. \u5be6\u969b\u7bc4\u4f8b\uff1a\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71<\/strong><\/h2>\n<p class=\"break-words\">\u8b93\u6211\u5011\u8a73\u7d30\u5206\u6790\u6240\u63d0\u4f9b\u7684<a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2576_classdiagram.html\">\u985e\u5716<\/a>\u4ee5\u4e86\u89e3\u9019\u4e9b\u6982\u5ff5\u5982\u4f55\u5728\u5be6\u969b\u60c5\u5883\u4e2d\u6574\u5408\u3002<\/p>\n<p><img alt=\"What are the six types of relationships in UML class diagrams? - Visual ...\" decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https%3A%2F%2Fblog.visual-paradigm.com%2Fwp-content%2Fuploads%2F2022%2F10%2Fuml-class-diagram-example-sales-order-system.png&amp;f=1&amp;nofb=1&amp;ipt=83bb8a32ab407acd9f6d76c75536170e476d82bb0ab73e42d715e24a72438e46&amp;ipo=images\"\/><\/p>\n<h3><strong>4.1. \u7cfb\u7d71\u6982\u89c0<\/strong><\/h3>\n<p class=\"break-words\">\u6b64\u5716\u8868\u6a21\u64ec\u4e00\u500b\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\uff0c\u5176\u4e2d\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4e00\u4f4d<strong>\u9867\u5ba2<\/strong>\u4e0b\u4e86\u4e00\u7b46<strong>\u8a02\u55ae<\/strong>.<\/li>\n<li class=\"break-words\">\u4e00\u7b46<strong>\u8a02\u55ae<\/strong> \u5305\u542b\u4e00\u500b\u6216\u591a\u500b <strong>\u8a02\u55ae\u660e\u7d30<\/strong> \u9805\u76ee\uff0c\u6bcf\u500b\u90fd\u8207\u4e00\u500b <strong>\u9805\u76ee<\/strong>.<\/li>\n<li class=\"break-words\">\u8a72 <strong>\u8a02\u55ae<\/strong> \u662f\u4f7f\u7528\u4e00\u500b\u6216\u591a\u500b <strong>\u4ed8\u6b3e<\/strong> \u65b9\u5f0f\u652f\u4ed8\uff08\u4f8b\u5982 <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\uff0c\u6216 <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>).<\/li>\n<li class=\"break-words\">\u8a72 <strong>\u8a02\u55ae<\/strong>\u7684\u72c0\u614b\u662f\u900f\u904e <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u72c0\u614b<\/span> \u4f86\u8ffd\u8e64\u3002<\/li>\n<\/ul>\n<h3><strong>4.2. \u985e\u5225\u53ca\u5176\u89d2\u8272<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u9867\u5ba2<\/strong>\uff1a\u4ee3\u8868\u4e0b\u8a02\u55ae\u7684\u4eba\u3002\u5c6c\u6027\u5305\u62ec <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u59d3\u540d<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9001\u8ca8\u5730\u5740<\/span>\uff0c\u4ee5\u53ca <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u806f\u7d61<\/span> \u5132\u5b58\u5ba2\u6236\u8cc7\u6599\u3002<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae<\/strong>: \u6838\u5fc3\u5be6\u9ad4\uff0c\u4ee3\u8868\u5ba2\u6236\u7684\u8a02\u55ae\u3002\u5b83\u5177\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb\u65e5\u671f<\/span>\uff0c\u4e26\u8207\u5ba2\u6236\u3001\u8a02\u55ae\u660e\u7d30\u53ca\u4ed8\u6b3e\u76f8\u95dc\u806f\u3002<\/li>\n<li class=\"break-words\"><strong>\u9805\u76ee<\/strong>: \u4ee3\u8868\u5177\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u91cd\u91cf<\/span>\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u63cf\u8ff0<\/span>\u7684\u7522\u54c1\u3002\u5b83\u5177\u6709\u8a08\u7b97\u50f9\u683c\u548c\u53d6\u5f97\u91cd\u91cf\u7684\u65b9\u6cd5\u3002<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae\u660e\u7d30<\/strong>: \u4ee3\u8868\u8a02\u55ae\u4e2d\u7684\u4e00\u7b46\u660e\u7d30\u9805\u76ee\uff0c\u5c07<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9805\u76ee<\/span>\u8207\u6578\u91cf\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u6578\u91cf<\/span>\uff09\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u7a05\u52d9\u72c0\u614b<\/span>\u3002\u5b83\u5177\u6709\u8a08\u7b97\u5c0f\u8a08\u548c\u91cd\u91cf\u7684\u65b9\u6cd5\u3002<\/li>\n<li class=\"break-words\"><strong>\u4ed8\u6b3e<\/strong>: \u4ed8\u6b3e\u65b9\u5f0f\u7684\u7236\u985e\u5225\uff0c\u5305\u542b\u5b50\u985e\u5225\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\uff09\u4ee5\u8655\u7406\u4e0d\u540c\u7684\u4ed8\u6b3e\u985e\u578b\u3002<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae\u72c0\u614b<\/strong>: \u7528\u65bc\u8ffd\u8e64\u8a02\u55ae\u72c0\u614b\u7684\u679a\u8209\uff08\u4f8b\u5982\uff1a\u5df2\u5efa\u7acb\u3001\u5df2\u767c\u8ca8\u3001\u5df2\u9001\u9054\u3001\u5df2\u4ed8\u6b3e\uff09\u3002<\/li>\n<\/ul>\n<h3><strong>4.3. \u5be6\u969b\u95dc\u4fc2<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u5ba2\u6236\u81f3\u8a02\u55ae<\/strong>: \u4e00\u4f4d\u5ba2\u6236\u53ef\u4ee5\u4e0b\u591a\u7b46\u8a02\u55ae\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>\uff09\uff0c\u4f46\u6bcf\u7b46\u8a02\u55ae\u50c5\u5c6c\u65bc\u4e00\u4f4d\u5ba2\u6236\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>).<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae\u81f3\u8a02\u55ae\u660e\u7d30<\/strong>: \u4e00\u7b46\u8a02\u55ae\u5305\u542b\u4e00\u7b46\u6216\u591a\u7b46\u8a02\u55ae\u660e\u7d30\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff09\uff0c\u4e14\u6bcf\u7b46\u8a02\u55ae\u660e\u7d30\u50c5\u5c6c\u65bc\u4e00\u7b46\u8a02\u55ae\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>).<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae\u660e\u7d30\u81f3\u5546\u54c1<\/strong>: \u6bcf\u7b46\u8a02\u55ae\u660e\u7d30\u50c5\u53c3\u8003\u4e00\u4ef6\u5546\u54c1\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>\uff09\uff0c\u4f46\u4e00\u4ef6\u5546\u54c1\u53ef\u51fa\u73fe\u5728\u591a\u7b46\u8a02\u55ae\u660e\u7d30\u4e2d\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>).<\/li>\n<li class=\"break-words\"><strong>\u8a02\u55ae\u81f3\u4ed8\u6b3e<\/strong>: \u4e00\u7b46\u8a02\u55ae\u53ef\u6709\u6578\u7b46\u4ed8\u6b3e\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff09\uff0c\u4e14\u6bcf\u7b46\u4ed8\u6b3e\u50c5\u8207\u4e00\u7b46\u8a02\u55ae\u76f8\u95dc\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>).<\/li>\n<li class=\"break-words\"><strong>\u4ed8\u6b3e\u7e7c\u627f<\/strong>: <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\uff0c\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\u662f\u7279\u5b9a\u985e\u578b\u7684\u4ed8\u6b3e\uff0c\u7e7c\u627f\u81ea<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u91d1\u984d<\/span>\u5c6c\u6027<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>.<\/li>\n<\/ul>\n<h3><strong>4.4. \u5546\u696d\u908f\u8f2f<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u9019\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9805\u76ee<\/span>\u985e\u5225\u5177\u6709\u5982<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">getPriceForQuantity()<\/span>\uff0c\u8868\u793a\u5b83\u6703\u6839\u64da\u8a02\u8cfc\u6578\u91cf\u4f86\u8a08\u7b97\u9805\u76ee\u6210\u672c\u3002<\/li>\n<li class=\"break-words\">\u9019\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span>\u985e\u5225\u5177\u6709\u5982<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">calculateSubTotal()<\/span>\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">calculateWeight()<\/span>\uff0c\u9019\u4e9b\u65b9\u6cd5\u53ef\u80fd\u4f7f\u7528\u9805\u76ee\u7684\u50f9\u683c\u548c\u91cd\u91cf\u4f86\u8a08\u7b97\u6bcf\u7b46\u660e\u7d30\u7684\u7e3d\u8a08\u3002<\/li>\n<li class=\"break-words\">\u9019\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>\u985e\u5225\u5177\u6709<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">authorized()<\/span>\u65b9\u6cd5\uff0c\u8868\u793a\u652f\u7968\u4ed8\u6b3e\u5b58\u5728\u67d0\u4e9b\u9a57\u8b49\u908f\u8f2f\u3002<\/li>\n<\/ul>\n<hr\/>\n<h2><strong>5. \u5efa\u7acb\u985e\u5716\u7684\u6700\u4f73\u5be6\u52d9<\/strong><\/h2>\n<p class=\"break-words\">\u4ee5\u4e0b\u662f\u6839\u64da\u7bc4\u4f8b\u5efa\u7acb\u6709\u6548\u985e\u5716\u7684\u4e00\u4e9b\u6280\u5de7\uff1a<\/p>\n<h3><strong>5.1. \u4fdd\u6301\u7c21\u55ae<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5c08\u6ce8\u65bc\u6838\u5fc3\u5be6\u9ad4\u548c\u95dc\u4fc2\u3002\u7bc4\u4f8b\u5716\u8868\u50c5\u5305\u542b\u76f8\u95dc\u7684\u5c6c\u6027\u548c\u65b9\u6cd5\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u8907\u96dc\u6027\u3002<\/li>\n<li class=\"break-words\">\u4f7f\u7528\u5217\u8209\uff08\u4f8b\u5982<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">OrderStatus<\/span>\uff09\u4f86\u8868\u793a\u9810\u5b9a\u7fa9\u503c\uff0c\u4ee5\u4f7f\u5716\u8868\u66f4\u6613\u8b80\u3002<\/li>\n<\/ul>\n<h3><strong>5.2. \u4f7f\u7528\u6b63\u78ba\u7684\u7b26\u865f<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u660e\u78ba\u6a19\u793a\u53ef\u898b\u6027\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">+<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u2013<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">#<\/span>\uff09\u4ee5\u8868\u793a\u5c6c\u6027\u548c\u65b9\u6cd5\u3002<\/li>\n<li class=\"break-words\">\u4f7f\u7528\u6b63\u78ba\u7684\u7b26\u865f\u8868\u793a\u95dc\u4fc2\uff08\u4f8b\u5982\uff0c\u7a7a\u5fc3\u83f1\u5f62\u8868\u793a\u805a\u5408\uff0c\u4e09\u89d2\u5f62\u8868\u793a\u7e7c\u627f\uff09\u3002<\/li>\n<\/ul>\n<h3><strong>5.3. \u5b9a\u7fa9\u6e05\u6670\u7684\u95dc\u4fc2<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u6307\u5b9a\u57fa\u6578\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">0..*<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff09\u4ee5\u907f\u514d\u6b67\u7fa9\u3002<\/li>\n<li class=\"break-words\">\u7576\u5b58\u5728\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\u6642\uff0c\u4f7f\u7528\u805a\u5408\u6216\u7d44\u5408\uff0c\u4e26\u78ba\u4fdd\u805a\u5408\uff08\u90e8\u5206\u53ef\u7368\u7acb\u5b58\u5728\uff09\u8207\u7d44\u5408\uff08\u90e8\u5206\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\uff09\u4e4b\u9593\u7684\u5340\u5225\u6e05\u6670\u660e\u78ba\u3002<\/li>\n<\/ul>\n<div>\n<p class=\"break-words\">\u662f\u300c\u6574\u9ad4-\u90e8\u5206\u300d\u95dc\u4fc2\uff0c\u4e26\u78ba\u4fdd\u805a\u5408\uff08\u90e8\u5206\u53ef\u7368\u7acb\u5b58\u5728\uff09\u8207\u7d44\u5408\uff08\u90e8\u5206\u7121\u6cd5\u5728\u6c92\u6709\u6574\u9ad4\u7684\u60c5\u6cc1\u4e0b\u5b58\u5728\uff09\u4e4b\u9593\u7684\u5340\u5225\u6e05\u6670\u660e\u78ba\u3002<\/p>\n<h3><strong>5.4. \u5229\u7528\u7e7c\u627f\u4ee5\u5be6\u73fe\u91cd\u7528<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4f7f\u7528\u7e7c\u627f\u4ee5\u907f\u514d\u91cd\u8907\u3002\u5728\u7bc4\u4f8b\u4e2d\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">Payment<\/span>\u985e\u662f<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">Cash<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u6aa2\u67e5<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528<\/span>\uff0c\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\uff0c\u5141\u8a31\u5171\u4eab\u5c6c\u6027\uff0c\u4f8b\u5982<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u91d1\u984d<\/span>\u53ea\u9700\u5b9a\u7fa9\u4e00\u6b21\uff0c\u800c\u6bcf\u500b\u5b50\u985e\u5225\u5247\u53ef\u6dfb\u52a0\u5176\u81ea\u8eab\u7684\u7279\u5b9a\u5c6c\u6027\u3002<\/li>\n<\/ul>\n<h3><strong>5.5. \u5305\u542b\u884c\u70ba\u7684\u65b9\u6cd5<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u65b0\u589e\u65b9\u6cd5\u4ee5\u8868\u793a\u95dc\u9375\u884c\u70ba\u6216\u8a08\u7b97\u3002\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">calculateSubTotal()<\/span>\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">OrderDetail<\/span>\u4ee5\u53ca<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">getPriceForQuantity()<\/span>\u5728<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">Item<\/span>\u986f\u793a\u7cfb\u7d71\u5982\u4f55\u8a08\u7b97\u6578\u503c\uff0c\u4f7f\u5716\u793a\u66f4\u5177\u8868\u73fe\u529b\u3002<\/li>\n<\/ul>\n<h3><strong>5.6. \u4f7f\u7528\u5217\u8209\u985e\u578b\u5b9a\u7fa9\u56fa\u5b9a\u503c<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u5217\u8209\u985e\u578b\u5982<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">OrderStatus<\/span>\u6709\u52a9\u65bc\u5b9a\u7fa9\u53d7\u63a7\u7684\u503c\u96c6\u5408\uff0c\u6e1b\u5c11\u7cfb\u7d71\u4e2d\u7684\u932f\u8aa4\u3002\u4f8b\u5982\uff0c\u8a02\u55ae\u7684\u72c0\u614b\u53ea\u80fd\u662f<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u904b\u9001\u4e2d<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5df2\u9001\u9054<\/span>\uff0c\u6216<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5df2\u4ed8\u6b3e<\/span>\uff0c\u4ee5\u78ba\u4fdd\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h3><strong>5.7. \u9a57\u8b49\u5716\u793a<\/strong><\/h3>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u78ba\u4fdd\u5716\u793a\u8207\u7cfb\u7d71\u9700\u6c42\u4e00\u81f4\u3002\u4f8b\u5982\uff0c\u652f\u63f4\u55ae\u4e00\u8a02\u55ae\u4e2d\u6709\u591a\u7b46\u4ed8\u6b3e\uff08<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff09\u6bcf\u7b46\u8a02\u55ae\uff0c\u652f\u63f4\u5ba2\u6236\u5c07\u4ed8\u6b3e\u65b9\u5f0f\u5206\u958b\uff08\u4f8b\u5982\uff0c\u90e8\u5206\u73fe\u91d1\uff0c\u90e8\u5206\u4fe1\u7528\u5361\uff09\u7684\u60c5\u5883\u3002<\/li>\n<\/ul>\n<hr\/>\n<h2><strong>6. \u985e\u5716\u4e2d\u7684\u9032\u968e\u6982\u5ff5<\/strong><\/h2>\n<p class=\"break-words\">\u9664\u4e86\u57fa\u672c\u6982\u5ff5\u5916\uff0c\u985e\u5716\u9084\u53ef\u5305\u542b\u66f4\u591a\u9032\u968e\u6982\u5ff5\uff0c\u5176\u4e2d\u4e00\u4e9b\u5728\u7bc4\u4f8b\u4e2d\u5df2\u51fa\u73fe\u3002<\/p>\n<h3><strong>6.1. \u62bd\u8c61\u985e\u5225<\/strong><\/h3>\n<p class=\"break-words\">\u62bd\u8c61\u985e\u5225\u7121\u6cd5\u76f4\u63a5\u5be6\u4f8b\u5316\uff0c\u9810\u671f\u7531\u5b50\u985e\u5225\u7e7c\u627f\u3002\u5728\u5716\u793a\u4e2d\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>\u53ef\u80fd\u662f\u4e00\u500b\u62bd\u8c61\u985e\u5225\uff08\u5118\u7ba1\u672a\u660e\u78ba\u6a19\u793a\uff09\u3002\u5982\u679c\u5b83\u662f\u62bd\u8c61\u7684\uff0c\u5c31\u7121\u6cd5\u76f4\u63a5\u5efa\u7acb\u4e00\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4ed8\u6b3e<\/span>\u7269\u4ef6\uff0c\u5fc5\u9808\u5efa\u7acb\u4e00\u500b<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u73fe\u91d1<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u652f\u7968<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u4fe1\u7528\u5361<\/span>\uff0c\u6216<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u96fb\u532f<\/span>\u7269\u4ef6\u3002<\/p>\n<h4><strong>\u7b26\u865f\u8868\u793a<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u62bd\u8c61\u985e\u5225\u901a\u5e38\u4ee5\u659c\u9ad4\u8868\u793a\uff0c\u6216\u52a0\u4e0a<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">&lt;&lt;\u62bd\u8c61&gt;&gt;<\/span>\u7b26\u865f\u6a19\u8a18\u3002<\/li>\n<\/ul>\n<h3><strong>6.2. \u63a5\u53e3<\/strong><\/h3>\n<p class=\"break-words\">\u63a5\u53e3\u5b9a\u7fa9\u4e86\u985e\u5225\u5fc5\u9808\u5be6\u4f5c\u7684\u65b9\u6cd5\u5408\u7d04\u3002\u96d6\u7136\u7bc4\u4f8b\u4e2d\u672a\u51fa\u73fe\uff0c\u4f46\u53ef\u4f7f\u7528\u63a5\u53e3\u4f86\u5b9a\u7fa9\u652f\u4ed8\u8655\u7406\u7684\u6a19\u6e96\u65b9\u6cd5\u96c6\u5408\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8655\u7406\u4ed8\u6b3e()<\/span>\uff09\uff0c\u6240\u6709\u652f\u4ed8\u985e\u578b\u90fd\u5fc5\u9808\u5be6\u4f5c\u3002<\/p>\n<h4><strong>\u7b26\u865f\u8868\u793a<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4ecb\u9762\u4ee5\u300c\u300d\u6a19\u8a18<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">&lt;&lt;\u4ecb\u9762&gt;&gt;<\/span>\u9020\u578b\uff0c\u4e26\u4ee5\u865b\u7dda\u642d\u914d\u4e09\u89d2\u5f62\u986f\u793a\u8207\u5be6\u4f5c\u985e\u5225\u7684\u95dc\u4fc2\uff08\u985e\u4f3c\u7e7c\u627f\uff09\u3002<\/li>\n<\/ul>\n<h3><strong>6.3. \u4f9d\u8cf4<\/strong><\/h3>\n<p class=\"break-words\">\u4f9d\u8cf4\u8868\u793a\u4e00\u500b\u985e\u5225\u4f7f\u7528\u53e6\u4e00\u500b\u985e\u5225\uff0c\u4f46\u95dc\u4fc2\u6bd4\u95dc\u806f\u8f03\u5f31\u3002\u4f8b\u5982\uff0c\u82e5\u300c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\u300d\u985e\u5225\u66ab\u6642\u4f7f\u7528\u300c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u7a05\u984d\u8a08\u7b97\u5668<\/span>\u300d\u985e\u5225\u4f86\u8a08\u7b97\u7a05\u984d\uff0c\u9019\u4fbf\u662f\u4e00\u7a2e\u4f9d\u8cf4\u3002<\/p>\n<h4><strong>\u7b26\u865f\u8868\u793a<\/strong><\/h4>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u4ee5\u865b\u7dda\u642d\u914d\u7bad\u982d\u6307\u5411\u88ab\u4f9d\u8cf4\u7684\u985e\u5225\u3002<\/li>\n<\/ul>\n<h3><strong>6.4. \u591a\u91cd\u6027\u8207\u9650\u5236<\/strong><\/h3>\n<p class=\"break-words\">\u591a\u91cd\u6027\uff08\u57fa\u6578\uff09\u53ef\u4ee5\u6bd4\u55ae\u7d14\u7684\u6578\u5b57\u66f4\u8907\u96dc\u3002\u4f8b\u5982\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..3<\/span>\uff1a\u4ecb\u65bc 1 \u5230 3 \u500b\u5be6\u4f8b\u4e4b\u9593\u3002<\/li>\n<li class=\"break-words\"><span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">{\u6709\u5e8f}<\/span>\uff1a\u96c6\u5408\u662f\u6709\u5e8f\u7684\uff08\u4f8b\u5982\uff0c\u8a02\u55ae\u660e\u7d30\u53ef\u80fd\u4f9d\u52a0\u5165\u9806\u5e8f\u5132\u5b58\uff09\u3002<\/li>\n<\/ul>\n<p class=\"break-words\">\u5728\u7bc4\u4f8b\u4e2d\uff0c\u300c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\u300d\u81f3\u300c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span>\u300d\u7684\u95dc\u4fc2\u5176\u591a\u91cd\u6027\u70ba<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">1..*<\/span>\uff0c\u8868\u793a\u4e00\u500b\u8a02\u55ae\u81f3\u5c11\u5fc5\u9808\u6709\u4e00\u7b46\u8a02\u55ae\u660e\u7d30\u3002<\/p>\n<h2><strong>7. \u985e\u5716\u7684\u5e38\u898b\u61c9\u7528\u60c5\u5883<\/strong><\/h2>\n<p class=\"break-words\">\u985e\u5716\u5177\u6709\u591a\u529f\u80fd\u6027\uff0c\u53ef\u61c9\u7528\u65bc\u5404\u7a2e\u60c5\u5883\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u8edf\u9ad4\u958b\u767c<\/strong>\uff1a\u5728\u64b0\u5beb\u7a0b\u5f0f\u78bc\u524d\uff0c\u7528\u4f86\u8a2d\u8a08\u61c9\u7528\u7a0b\u5f0f\u7684\u7d50\u69cb\u3002<\/li>\n<li class=\"break-words\"><strong>\u8cc7\u6599\u5eab\u8a2d\u8a08<\/strong>\uff1a\u5c07\u985e\u5225\u5c0d\u61c9\u81f3\u8cc7\u6599\u5eab\u8868\u683c\uff08\u4f8b\u5982\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5ba2\u6236<\/span>\u8b8a\u70ba\u5177\u6709\u6b04\u4f4d\u7684\u8cc7\u6599\u8868<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u540d\u7a31<\/span>, <span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u9001\u8ca8\u5730\u5740<\/span>\uff0c\u7b49\u7b49\uff09\u3002<\/li>\n<li class=\"break-words\"><strong>\u7cfb\u7d71\u5206\u6790<\/strong>\uff1a\u70ba\u4e86\u7406\u89e3\u4e26\u8a18\u9304\u73fe\u6709\u7684\u7cfb\u7d71\u3002<\/li>\n<li class=\"break-words\"><strong>\u6e9d\u901a<\/strong>\uff1a\u8207\u5229\u76ca\u76f8\u95dc\u8005\u3001\u958b\u767c\u4eba\u54e1\u548c\u8a2d\u8a08\u5e2b\u5206\u4eab\u7cfb\u7d71\u7684\u8996\u89ba\u5316\u5448\u73fe\u3002<\/li>\n<\/ul>\n<p class=\"break-words\">\u5728\u7bc4\u4f8b\u4e2d\uff0c\u985e\u5225\u5716\u53ef\u7528\u65bc\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\">\u70ba\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u8a2d\u8a08\u8cc7\u6599\u5eab\u7d50\u69cb\u3002<\/li>\n<li class=\"break-words\">\u4ee5\u7a0b\u5f0f\u8a9e\u8a00\u5be6\u4f5c\u8a02\u55ae\u8655\u7406\u7cfb\u7d71\u3002<\/li>\n<li class=\"break-words\">\u8207\u5ba2\u6236\u8a0e\u8ad6\u9700\u6c42\uff0c\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u652f\u63f4\u591a\u7a2e\u4ed8\u6b3e\u65b9\u5f0f\u548c\u8a02\u55ae\u72c0\u614b\u3002<\/li>\n<\/ul>\n<h2><strong>8. \u985e\u5225\u5716\u7684\u9650\u5236<\/strong><\/h2>\n<p class=\"break-words\">\u96d6\u7136\u5f37\u5927\uff0c\u4f46\u985e\u5225\u5716\u4ecd\u6709\u4e00\u4e9b\u9650\u5236\uff1a<\/p>\n<ul class=\"marker:text-secondary\">\n<li class=\"break-words\"><strong>\u975c\u614b\u6027\u8cea<\/strong>\uff1a\u5b83\u5011\u986f\u793a\u7d50\u69cb\uff0c\u4f46\u4e0d\u986f\u793a\u52d5\u614b\u884c\u70ba\uff08\u4f8b\u5982\uff0c\u8a02\u55ae\u5982\u4f55\u5f9e<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5efa\u7acb<\/span>\u5230<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u5df2\u4ed8\u6b3e<\/span>\uff09\u3002\u5c0d\u65bc\u884c\u70ba\uff0c\u60a8\u6703\u4f7f\u7528\u5176\u4ed6UML\u5716\u8868\uff0c\u4f8b\u5982\u5e8f\u5217\u5716\u6216\u72c0\u614b\u5716\u3002<\/li>\n<li class=\"break-words\"><strong>\u8907\u96dc\u6027<\/strong>\uff1a\u5927\u578b\u7cfb\u7d71\u53ef\u80fd\u5c0e\u81f4\u5716\u8868\u6df7\u4e82\u3002\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u61c9\u5c07\u5716\u8868\u62c6\u5206\u6210\u8f03\u5c0f\u4e14\u5c08\u6ce8\u7684\u5716\u8868\u3002<\/li>\n<li class=\"break-words\"><strong>\u6a21\u7cca\u6027<\/strong>\uff1a\u82e5\u7121\u9069\u7576\u7684\u6587\u4ef6\uff0c\u95dc\u4fc2\u6216\u57fa\u6578\u53ef\u80fd\u88ab\u8aa4\u89e3\uff08\u4f8b\u5982\uff0c\u7576<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae\u660e\u7d30<\/span>\u88ab\u522a\u9664\u6642\uff0c<span class=\"text-sm px-1 rounded-sm !font-mono bg-sunset\/10 text-rust dark:bg-dawn\/10 dark:text-dawn\">\u8a02\u55ae<\/span>\u662f\u5426\u4e5f\u6703\u88ab\u522a\u9664\uff1f\uff09<\/li>\n<\/ul>\n<h2>\u63a8\u85a6\u7684UML\u5de5\u5177<\/h2>\n<div>\n<p class=\"break-words\">\u6211\u63a8\u85a6Visual Paradigm\u4f5c\u70ba\u4e00\u500b<a href=\"https:\/\/www.visual-paradigm.com\/features\/uml-tool\/\">\u9ad8\u5ea6\u6709\u6548\u7684UML\u5efa\u6a21\u5de5\u5177<\/a>\u57fa\u65bc\u5176\u5f37\u5927\u7684\u529f\u80fd\u548c\u5ee3\u6cdb\u7684\u4f7f\u7528\uff0c\u5118\u7ba1\u503c\u5f97\u6279\u5224\u6027\u5730\u8a55\u4f30\u5176\u662f\u5426\u9069\u5408\u60a8\u7684\u7279\u5b9a\u9700\u6c42\u3002<\/p>\n<p class=\"break-words\">Visual Paradigm\u5728\u773e\u591a\u5de5\u5177\u4e2d\u812b\u7a4e\u800c\u51fa\uff0c\u662f\u4e00\u6b3e\u5168\u9762\u7684<a href=\"https:\/\/www.visual-paradigm.com\/features\/uml-tool\/\">UML\u5efa\u6a21\u5de5\u5177<\/a>\uff0c\u652f\u63f4\u6700\u65b0\u7684UML 2.x\u5716\u8868\u8207\u7b26\u865f\uff0c\u5305\u62ec<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\">14\u7a2e\u4e0d\u540c\u7684\u5716\u8868\u985e\u578b<\/a>\u4f8b\u5982\u985e\u5225\u3001\u7528\u4f8b\u3001\u5e8f\u5217\u3001\u6d3b\u52d5\u3001\u72c0\u614b\u6a5f\u7b49\u3002\u9019\u7a2e\u5ee3\u6cdb\u7684\u6db5\u84cb\u7bc4\u570d\u4f7f\u5176\u80fd\u9748\u6d3b\u5730\u5efa\u6a21\u8edf\u9ad4\u7cfb\u7d71\u7684\u5404\u500b\u65b9\u9762\uff0c\u5f9e\u975c\u614b\u7d50\u69cb\uff08\u5982\u60a8\u63d0\u4f9b\u7684\u7bc4\u4f8b\u4e2d\u7684\u985e\u5225\u5716\uff09\u5230\u52d5\u614b\u884c\u70ba\uff08\u5982\u5e8f\u5217\u6216\u72c0\u614b\u6a5f\u5716\uff09\u3002\u8a72\u5de5\u5177\u4e0d\u50c5\u80fd\u8655\u7406UML\uff0c\u9084\u652f\u63f4\u76f8\u95dc\u6a19\u6e96\uff0c\u5982<a href=\"https:\/\/www.visual-paradigm.com\/features\/bpmn-diagram-and-tools\/\">BPMN<\/a>, <a href=\"https:\/\/www.visual-paradigm.com\/features\/database-design-with-erd-tools\/\">ERD<\/a>, <a href=\"https:\/\/www.visual-paradigm.com\/guide\/archimate\/what-is-archimate\/\">SysML<\/a>\uff0c\u4ee5\u53ca<a href=\"https:\/\/www.visual-paradigm.com\/guide\/archimate\/what-is-archimate\/\">ArchiMate<\/a>\u70ba\u5c08\u6848\u5e36\u4f86\u986f\u8457\u50f9\u503c\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u9700\u8981\u8de8\u4e0d\u540c\u9818\u57df\u6574\u5408\u5efa\u6a21\u7684\u5c08\u6848\u3002<\/p>\n<p class=\"break-words\">\u5176\u4e3b\u8981\u512a\u52e2\u4e4b\u4e00\u662f\u76f4\u89ba\u53cb\u5584\u7684\u4ecb\u9762\u8207\u5f37\u5927\u7684\u529f\u80fd\u7d50\u5408\u3002\u5b83\u63d0\u4f9b\u76f4\u89ba\u7684\u62d6\u653e\u529f\u80fd\u3001\u5167\u5d4c\u7de8\u8f2f\u4ee5\u53ca\u8cc7\u6e90\u76ee\u9304\uff0c\u53ef\u5feb\u901f\u5efa\u7acb\u5716\u5f62\u5143\u7d20\uff0c\u5f9e\u800c\u7c21\u5316\u5efa\u7acb\u5982\u60a8\u5206\u4eab\u7684\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u7bc4\u4f8b\u7b49\u5716\u8868\u7684\u6d41\u7a0b\u3002\u8a72\u5de5\u5177\u9084\u652f\u63f4\u9032\u968e\u529f\u80fd\uff0c\u4f8b\u5982<a href=\"https:\/\/www.visual-paradigm.com\/features\/code-engineering-tools\/\">\u7a0b\u5f0f\u78bc\u7522\u751f<\/a>\uff08\u4f8b\u5982Java\u3001C++\u3001Python\uff09\u4ee5\u53ca\u53cd\u5411\u5de5\u7a0b\uff08\u4f8b\u5982\u5f9eJava\u7a0b\u5f0f\u78bc\u7522\u751f\u5e8f\u5217\u5716\uff09\uff0c\u53ef\u5f4c\u5408\u8a2d\u8a08\u8207\u5be6\u4f5c\u4e4b\u9593\u7684\u5dee\u8ddd\u3002\u6b64\u96d9\u5411\u5de5\u7a0b\u529f\u80fd\u78ba\u4fdd\u60a8\u7684UML\u6a21\u578b\u8207\u7a0b\u5f0f\u78bc\u5eab\u4fdd\u6301\u540c\u6b65\uff0c\u9019\u5c0d\u65bc\u654f\u6377\u958b\u767c\u74b0\u5883\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p class=\"break-words\">\u5728\u5354\u4f5c\u65b9\u9762\uff0cVisual Paradigm\u63d0\u4f9b\u57fa\u65bc\u96f2\u7aef\u7684\u9078\u9805\uff0c\u5141\u8a31\u5718\u968a\u540c\u6642\u5728\u76f8\u540c\u5c08\u6848\u4e0a\u5de5\u4f5c\uff0c\u4e26\u53ef\u96a8\u6642\u96a8\u5730\u5b89\u5168\u5b58\u53d6\u3002\u9019\u5c0d\u65bc\u5206\u6563\u5f0f\u5718\u968a\u6216\u6559\u80b2\u74b0\u5883\u7279\u5225\u5be6\u7528\uff0c\u6b63\u5982\u5176\u88ab\u6578\u5343\u6240\u5927\u5b78\u63a1\u7528\u6240\u986f\u793a\u7684\u3002\u793e\u7fa4\u7248\u514d\u8cbb\u4f9b\u975e\u5546\u696d\u7528\u9014\u4f7f\u7528\uff0c\u5305\u62ec\u6559\u80b2\u8207\u500b\u4eba\u5c08\u6848\uff0c\u5716\u8868\u8207\u5716\u5f62\u6578\u91cf\u7121\u9650\u5236\uff0c\u4f46\u8f38\u51fa\u7d50\u679c\u6703\u5e36\u6709\u6c34\u5370\u3002\u5546\u696d\u7528\u9014\u7684\u4ed8\u8cbb\u7248\u672c\u6bcf\u6708\u8d77\u50f9\u70ba6\u7f8e\u5143\uff0c\u53ef\u89e3\u9396\u66f4\u591a\u529f\u80fd\uff0c\u5982BPMN\u652f\u63f4\u8207\u5718\u968a\u5354\u4f5c\u5de5\u5177\u3002<\/p>\n<p class=\"break-words\">\u7136\u800c\uff0c\u503c\u5f97\u8003\u616e\u4e00\u4e9b\u6f5b\u5728\u7f3a\u9ede\u3002\u5118\u7ba1<a href=\"https:\/\/www.archimetric.com\/introduction-to-uml-diagrams-in-visual-paradigm\/overview-of-the-14-uml-diagram-types\/\">Visual Paradigm<\/a>\u56e0\u5176\u6613\u7528\u6027\u8207\u6a19\u6e96\u5408\u898f\u6027\u53d7\u5230\u8b9a\u8b7d\uff0c\u4f46\u90e8\u5206\u4f7f\u7528\u8005\u53ef\u80fd\u8a8d\u70ba\uff0c\u7531\u65bc\u529f\u80fd\u5ee3\u6cdb\uff0c\u5176\u5728\u8907\u96dc\u4f01\u696d\u898f\u6a21\u5c08\u6848\u4e2d\u7684\u5b78\u7fd2\u66f2\u7dda\u8f03\u9661\u3002\u6b64\u5916\uff0c\u57fa\u65bc\u7db2\u9801\u7684\u7248\u672c\u96d6\u7136\u65b9\u4fbf\uff0c\u4f46\u5728\u8655\u7406\u5982\u6a21\u578b\u8f49\u63db\u6216\u5927\u578b\u5c08\u6848\u4e2d\u7684\u53ef\u8ffd\u8e64\u6027\u7b49\u9032\u968e\u5efa\u6a21\u4efb\u52d9\u6642\uff0c\u53ef\u80fd\u4e0d\u5982\u684c\u9762\u7248\u672c\u6df1\u5165\u3002\u696d\u754c\u5e38\u5f37\u8abf\u5176\u7372\u734e\u7d00\u9304\u8207\u4f86\u81ea\u8d85\u904e32\u842c\u540d\u4f7f\u7528\u8005\uff08\u5305\u62ec\u8ca1\u5bcc500\u5f37\u516c\u53f8\uff09\u7684\u4fe1\u4efb\u3002<\/p>\n<p class=\"break-words\">\u7e3d\u7d50\u800c\u8a00\uff0cVisual Paradigm\u662f<a href=\"https:\/\/www.visual-paradigm.com\/solution\/freeumltool\/\">\u6700\u7d42UML\u5efa\u6a21\u5de5\u5177<\/a>\u7684\u6709\u529b\u5019\u9078\u8005\uff0c\u7279\u5225\u662f\u82e5\u60a8\u9700\u8981\u529f\u80fd\u8c50\u5bcc\u3001\u7b26\u5408\u6a19\u6e96\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u5177\u5099\u7a0b\u5f0f\u78bc\u5de5\u7a0b\u8207\u5354\u4f5c\u80fd\u529b\u3002\u91dd\u5c0d\u60a8\u63d0\u4f9b\u7684\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u7bc4\u4f8b\uff0c\u5b83\u80fd\u51fa\u8272\u5730\u5c07\u985e\u5225\u5716\u64f4\u5c55\u70ba\u5e8f\u5217\u5716\u6216\u6d3b\u52d5\u5716\u4ee5\u6a21\u64ec\u5de5\u4f5c\u6d41\u7a0b\uff0c\u5176<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/erd-tool\/\">ERD\u652f\u63f4<\/a>\u53ef\u5354\u52a9\u8a2d\u8a08\u8cc7\u6599\u5eab\u67b6\u69cb\u3002\u6211\u5efa\u8b70\u5617\u8a66\u514d\u8cbb\u7684\u793e\u7fa4\u7248\uff0c\u4ee5\u8a55\u4f30\u5176\u662f\u5426\u9069\u5408\u60a8\u7684\u5c08\u6848\uff0c\u540c\u6642\u8003\u616e\u60a8\u5c0d\u53ef\u64f4\u5c55\u6027\u3001\u5718\u968a\u898f\u6a21\u8207\u6574\u5408\u9700\u6c42\u7684\u5177\u9ad4\u8981\u6c42\u3002<\/p>\n<\/div>\n<h2><strong>9. \u7d50\u8ad6<\/strong><\/h2>\n<p class=\"break-words\">\u4e00\u500b <a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/class-diagram-software\/\">\u985e\u5716<\/a>\u662f\u8a2d\u8a08\u548c\u7406\u89e3\u7cfb\u7d71\u7d50\u69cb\u7684\u91cd\u8981\u5de5\u5177\u3002\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u7684\u7bc4\u4f8b\u5c55\u793a\u4e86\u985e\u3001\u5c6c\u6027\u3001\u65b9\u6cd5\u3001\u95dc\u4fc2\uff08\u95dc\u806f\u3001\u805a\u5408\u3001\u7e7c\u627f\uff09\u4ee5\u53ca\u679a\u8209\u7b49\u95dc\u9375\u6982\u5ff5\u3002\u900f\u904e\u9075\u5faa\u6700\u4f73\u5be6\u52d9\u2014\u2014\u4fdd\u6301\u5716\u8868\u7c21\u6f54\u3001\u4f7f\u7528\u6b63\u78ba\u7684\u7b26\u865f\uff0c\u4e26\u6839\u64da\u9700\u6c42\u9032\u884c\u9a57\u8b49\uff0c\u60a8\u53ef\u4ee5\u5efa\u7acb\u6709\u6548\u7684\u985e\u5716\uff0c\u4f5c\u70ba\u5be6\u73fe\u7684\u57fa\u790e\u3002<\/p>\n<p class=\"break-words\">\u7bc4\u4f8b\u5716\u8868\u70ba\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u63d0\u4f9b\u4e86\u6e05\u6670\u7684\u85cd\u5716\uff0c\u986f\u793a\u5ba2\u6236\u5982\u4f55\u4e0b\u8a02\u55ae\uff0c\u8a02\u55ae\u5982\u4f55\u5206\u89e3\u70ba\u660e\u7d30\u9805\u76ee\uff0c\u4ee5\u53ca\u5982\u4f55\u900f\u904e\u5404\u7a2e\u65b9\u5f0f\u8655\u7406\u4ed8\u6b3e\u3002\u5c07\u6b64\u5716\u8868\u8f49\u63db\u70ba\u7a0b\u5f0f\u78bc\uff08\u5982\u6240\u793a\uff09\u7a81\u986f\u4e86\u5176\u5728\u8edf\u9ad4\u958b\u767c\u4e2d\u7684\u5be6\u7528\u6027\u3002<\/p>\n<p class=\"break-words\">\u7121\u8ad6\u60a8\u662f\u5728\u8a2d\u8a08\u5c0f\u578b\u61c9\u7528\u7a0b\u5f0f\u9084\u662f\u8907\u96dc\u7684\u4f01\u696d\u7cfb\u7d71\uff0c\u638c\u63e1\u985e\u5716\u5c07\u6709\u52a9\u65bc\u60a8\u5efa\u7acb\u7d50\u69cb\u826f\u597d\u3001\u53ef\u7dad\u8b77\u4e14\u53ef\u64f4\u5c55\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5982\u679c\u60a8\u6709\u66f4\u591a\u5716\u8868\u6216\u7279\u5b9a\u60c5\u5883\u60f3\u8981\u63a2\u8a0e\uff0c\u6b61\u8fce\u96a8\u6642\u63d0\u554f\uff01<\/p>\n<p>\u00a0<\/p>\n<\/div>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u500b \u985e\u5716\u662f\u8edf\u9ad4\u5de5\u7a0b\u8207\u8cc7\u6599\u5eab\u8a2d\u8a08\u4e2d\u7684\u57fa\u672c\u5de5\u5177\uff0c\u7528\u65bc\u4ee5\u8996\u89ba\u65b9\u5f0f&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[13],"tags":[],"class_list":["post-1014","post","type-post","status-publish","format-standard","hentry","category-uml"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u7406\u89e3\u985e\u5716\uff1a\u4ee5\u8a02\u55ae\u7ba1\u7406\u7cfb\u7d71\u70ba\u4f8b\u7684\u5168\u9762\u6307\u5357 - Method Post Traditional Chinese | Your Daily Guide to AI &amp; Software Solutions<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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