{"id":9580,"date":"2025-12-02T14:43:01","date_gmt":"2025-12-02T06:43:01","guid":{"rendered":"https:\/\/www.cybermedian.com\/cn\/uml-object-diagram-capturing-a-system-snapshot\/"},"modified":"2026-04-14T10:58:07","modified_gmt":"2026-04-14T10:58:07","slug":"uml-object-diagram-capturing-a-system-snapshot","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/cn\/uml-object-diagram-capturing-a-system-snapshot\/","title":{"rendered":"UML \u5bf9\u8c61\u56fe\uff1a\u6355\u6349\u7cfb\u7edf\u5feb\u7167"},"content":{"rendered":"<p data-path-to-node=\"4\">\u8be5<a href=\"https:\/\/chat.visual-paradigm.com\/diagram\/uml-object-diagram\/\"><b>UML \u5bf9\u8c61\u56fe<\/b><\/a>\u5728\u4e00\u7cfb\u5217\u7ed3\u6784\u5316\u5efa\u6a21\u5de5\u5177\u4e2d\u53d1\u6325\u7740\u72ec\u7279\u800c\u5173\u952e\u7684\u4f5c\u7528\uff1a\u5b83\u63d0\u4f9b\u4e86\u7cfb\u7edf\u7684\u4e00\u4e2a\u5177\u4f53\u5b9e\u4f8b\u7ea7\u89c6\u56fe\u3002\u5c3d\u7ba1<b>\u7c7b\u56fe<\/b>\uff08\u84dd\u56fe\uff09\u5c55\u793a\u4e86\u62bd\u8c61\u7684\u53ef\u80fd\u6027\u2014\u2014\u5373<i>\u53ef\u4ee5<\/i>\u5b58\u5728\u7684\u5bf9\u8c61\u7c7b\u578b\u53ca\u5176\u6f5c\u5728\u5173\u7cfb\u2014\u2014\u800c\u5bf9\u8c61\u56fe\u5219\u5c55\u793a\u4e86\u5728\u7279\u5b9a\u65f6\u523b<i>\u5b9e\u9645\u5b58\u5728<\/i>\u5b58\u5728\u7684\u5b9e\u9645\u5bf9\u8c61\uff0c\u5305\u62ec\u5b83\u4eec\u5f53\u524d\u7684\u6570\u636e\u503c\u548c\u5df2\u5efa\u7acb\u7684\u8fde\u63a5\u3002<\/p>\n<p data-path-to-node=\"5\">\u53ef\u4ee5\u628a\u7c7b\u56fe\u60f3\u8c61\u6210\u86cb\u7cd5\u7684\u98df\u8c31\uff0c\u8be6\u7ec6\u8bf4\u660e\u4e86\u6240\u9700\u7684\u539f\u6599\u548c\u6b65\u9aa4\u3002\u800c\u5bf9\u8c61\u56fe\u5219\u50cf\u662f\u4eca\u5929\u70e4\u597d\u7684\u4e00\u5757\u86cb\u7cd5\u7684\u7167\u7247\uff0c\u5c55\u793a\u4e86\u5b83\u7684\u5927\u5c0f\u3001\u7cd6\u971c\u989c\u8272\u4ee5\u53ca\u5b9e\u9645\u653e\u5728\u684c\u5b50\u4e0a\u7684\u4f4d\u7f6e\u3002<\/p>\n<p data-path-to-node=\"5\">\u4e86\u89e3\u66f4\u591a\u5173\u4e8e<a href=\"https:\/\/www.cybermedian.com\/class-vs-object-diagram-when-to-use-instances\/\">\u7c7b\u56fe\u4e0e\u5bf9\u8c61\u56fe\u2014\u2014\u4f55\u65f6\u4f7f\u7528\u5b9e\u4f8b<\/a> .<\/p>\n<p data-path-to-node=\"5\"><img alt=\"Object diagram of University Course Enrollment System\" class=\"alignnone size-full wp-image-14207\" decoding=\"async\" height=\"693\" loading=\"lazy\" sizes=\"auto, (max-width: 1144px) 100vw, 1144px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/University-Course-Enrollment-System.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/University-Course-Enrollment-System.png 1144w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/University-Course-Enrollment-System-300x182.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/University-Course-Enrollment-System-1024x620.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/University-Course-Enrollment-System-768x465.png 768w\" width=\"1144\"\/><\/p>\n<h3>\u4e0e\u7c7b\u56fe\u7684\u5173\u7cfb<\/h3>\n<p data-path-to-node=\"7\">\u5bf9\u8c61\u56fe\u672c\u8d28\u4e0a\u662f<a href=\"https:\/\/www.cybermedian.com\/mastering-the-uml-class-diagram-syntax-and-examples\/\">\u7c7b\u56fe<\/a>\u7684\u4e00\u4e2a\u5b9e\u4f8b\u7ea7\u7248\u672c\u3002\u5bf9\u8c61\u56fe\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u90fd\u5fc5\u987b\u7b26\u5408\u7c7b\u56fe\u4e2d\u76f8\u5e94\u7c7b\u6240\u5b9a\u4e49\u7684\u7ed3\u6784\uff1a<\/p>\n<ol data-path-to-node=\"8\" start=\"1\">\n<li>\n<p data-path-to-node=\"8,0,0\"><b>\u5bf9\u8c61\u5b9e\u4f8b\uff1a<\/b>\u56fe\u4e2d\u7684\u5bf9\u8c61\u662f\u7279\u5b9a\u7c7b\u7684\u4e00\u4e2a\u5b9e\u4f8b\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"8,1,0\"><b>\u94fe\u63a5\uff1a<\/b>\u4e24\u4e2a\u5bf9\u8c61\u4e4b\u95f4\u7684\u94fe\u63a5\u662f\u5b83\u4eec\u5bf9\u5e94\u7c7b\u4e4b\u95f4\u6240\u5b9a\u4e49\u7684\u7279\u5b9a\u5173\u8054\u7684\u4e00\u4e2a\u5b9e\u4f8b\u3002<\/p>\n<\/li>\n<\/ol>\n<p><img alt=\"The Relationship to Class Diagrams\" class=\"alignnone size-full wp-image-14208\" decoding=\"async\" height=\"232\" loading=\"lazy\" sizes=\"auto, (max-width: 493px) 100vw, 493px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/The-Relationship-to-Class-Diagrams.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/The-Relationship-to-Class-Diagrams.png 493w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2025\/12\/The-Relationship-to-Class-Diagrams-300x141.png 300w\" width=\"493\"\/><\/p>\n<p data-path-to-node=\"9\">\u8fd9\u79cd\u5177\u4f53\u7684\u53ef\u89c6\u5316\u5bf9\u4e8e\u9a8c\u8bc1\u62bd\u8c61\u7684\u7406\u8bba\u8bbe\u8ba1\u81f3\u5173\u91cd\u8981\u3002\u5982\u679c\u7c7b\u56fe\u8bbe\u8ba1\u6709\u8bef\uff0c\u5f53\u5c1d\u8bd5\u4f7f\u7528\u5bf9\u8c61\u56fe\u6765\u6a21\u62df\u4e00\u4e2a\u73b0\u5b9e\u573a\u666f\u65f6\uff0c\u7f3a\u9677\u5f80\u5f80\u7acb\u523b\u663e\u73b0\u3002<\/p>\n<h3>\u5bf9\u8c61\u56fe\u7684\u5173\u952e\u8981\u7d20<\/h3>\n<h4>1. \u5bf9\u8c61\u5b9e\u4f8b<\/h4>\n<p data-path-to-node=\"12\">\u5bf9\u8c61\u5b9e\u4f8b\u662f\u4e3b\u8981\u5143\u7d20\uff0c\u4ee5\u77e9\u5f62\u8868\u793a\u3002\u5176\u8868\u793a\u6cd5\u9075\u5faa\u7279\u5b9a\u683c\u5f0f\uff0c\u4ee5\u6e05\u6670\u5730\u533a\u5206\u4e8e\u7c7b\uff1a<\/p>\n<div data-path-to-node=\"13\">\n<div class=\"math-block\" data-math=\"text{objectName : ClassName}\"><em>\u5bf9\u8c61\u540d\u79f0\uff1a\u7c7b\u540d<\/em><\/div>\n<\/div>\n<ul data-path-to-node=\"14\">\n<li>\n<p data-path-to-node=\"14,0,0\"><b><code>\u5bf9\u8c61\u540d\u79f0<\/code>\uff08\u53ef\u9009\uff09\uff1a<\/b>\u5206\u914d\u7ed9\u5b9e\u4f8b\u7684\u7279\u5b9a\u540d\u79f0\uff08\u4f8b\u5982&#8221;<code>myOrder<\/code>, <code>userA<\/code>). \u540d\u79f0\u88ab\u4e0b\u5212\u7ebf\u6807\u51fa\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"14,1,0\"><b><code>ClassName<\/code>:<\/b> \u8be5\u5bf9\u8c61\u5b9e\u4f8b\u5316\u7684\u7c7b\u7684\u540d\u79f0\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"14,2,0\"><b>\u5192\u53f7\u5206\u9694\u7b26\uff1a<\/b> \u5192\u53f7\uff08<code>:<\/code>\uff09\u5c06\u5b9e\u4f8b\u540d\u79f0\u4e0e\u7c7b\u540d\u79f0\u5206\u9694\u5f00\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"14,3,0\"><b>\u4e0b\u5212\u7ebf\uff1a<\/b> \u5b9e\u4f8b\u540d\u79f0\u548c\u7c7b\u540d\u79f0\u90fd<b>\u5fc5\u987b\u88ab\u4e0b\u5212\u7ebf\u6807\u51fa<\/b> \u4ee5\u8868\u660e\u8fd9\u4ee3\u8868\u4e00\u4e2a\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u800c\u4e0d\u662f\u7c7b\u5b9a\u4e49\u3002\uff08\u4f8b\u5982\uff0c<code>userB : User<\/code> \u6216 <code>: Order<\/code>)<\/p>\n<\/li>\n<\/ul>\n<h4>2. \u5c5e\u6027\u503c<\/h4>\n<p data-path-to-node=\"16\">\u4e0e\u7c7b\u56fe\u4e0d\u540c\uff0c\u7c7b\u56fe\u663e\u793a\u7684\u662f<i>\u540d\u79f0<\/i>\u5c5e\u6027\u7684<i>\u5f53\u524d\u503c<\/i>\u7279\u5b9a\u5b9e\u4f8b\u7684\u5c5e\u6027\u3002\u8fd9\u4f7f\u5f97\u8be5\u56fe\u6210\u4e3a\u4e00\u4e2a\u201c\u5feb\u7167\u201d\u3002<\/p>\n<p data-path-to-node=\"17\">\u5c5e\u6027\u4ee5\u5982\u4e0b\u8bed\u6cd5\u5217\u5728\u77e9\u5f62\u7684\u7b2c\u4e8c\u4e2a\u5206\u9694\u533a\u5185\uff1a<\/p>\n<div data-path-to-node=\"18\">\n<div class=\"math-block\" data-math=\"text{attributeName = value}\">attributeName = value<\/div>\n<\/div>\n<ul data-path-to-node=\"19\">\n<li>\n<p data-path-to-node=\"19,0,0\"><i>\u793a\u4f8b\uff1a<\/i> \u4e00\u4e2a\u540d\u4e3a <code>myCar : Vehicle<\/code> \u53ef\u80fd\u5177\u6709\u5c5e\u6027\u503c <code>\u989c\u8272 = \"\u7ea2\u8272\"<\/code> \u548c <code>\u901f\u5ea6 = 65<\/code>.<\/p>\n<\/li>\n<\/ul>\n<h4>3. \u94fe\u63a5<\/h4>\n<p data-path-to-node=\"21\">\u4e00\u4e2a <b>\u94fe\u63a5<\/b> \u662f\u4e00\u4e2a <b>\u5173\u8054<\/b>\uff08\u5173\u7cfb\uff09\u5728\u7c7b\u56fe\u4e2d\u5b9a\u4e49\u3002\u94fe\u63a5\u4ee5\u7b80\u5355\u7684\u5b9e\u7ebf\u7ed8\u5236\uff0c\u8fde\u63a5\u4e24\u4e2a\u5bf9\u8c61\u77e9\u5f62\u3002<\/p>\n<p data-path-to-node=\"22\">\u94fe\u63a5\u5c55\u793a\u4e86\u67d0\u4e2a\u7279\u5b9a\u5bf9\u8c61\u5b9e\u4f8b\u5f53\u524d\u5982\u4f55\u8fde\u63a5\u6216\u5f15\u7528\u53e6\u4e00\u4e2a\u7279\u5b9a\u5bf9\u8c61\u5b9e\u4f8b\u3002\u591a\u91cd\u6027\u7ea6\u675f\uff08\u4f8b\u5982\uff0c<span class=\"math-inline\" data-math=\"1..*\">$1..*$<\/span> \u6216 <span class=\"math-inline\" data-math=\"0..1\">$0..1$<\/span>\uff09\u901a\u8fc7\u5feb\u7167\u4e2d\u8fd9\u4e9b\u94fe\u63a5\u7684\u5b58\u5728\u6765\u9a8c\u8bc1\u3002<\/p>\n<ul data-path-to-node=\"23\">\n<li>\n<p data-path-to-node=\"23,0,0\"><i>\u793a\u4f8b\uff1a<\/i> \u5982\u679c\u7c7b\u56fe\u663e\u793a <code>\u5ba2\u6237<\/code> \u548c <code>\u8ba2\u5355<\/code> \u4e4b\u95f4\u5b58\u5728\u5173\u8054\uff0c\u5219\u5bf9\u8c61\u56fe\u5c06\u663e\u793a\u5b9e\u4f8b <code>cust1 : \u5ba2\u6237<\/code> \u548c\u5b9e\u4f8b <code>order52 : \u8ba2\u5355<\/code>.<\/p>\n<\/li>\n<\/ul>\n<h3>\u4f55\u65f6\u4ee5\u53ca\u4e3a\u4f55\u4f7f\u7528\u5bf9\u8c61\u56fe<\/h3>\n<p data-path-to-node=\"25\">\u5bf9\u8c61\u56fe\u901a\u5e38\u5728\u5206\u6790\u548c\u8bbe\u8ba1\u9636\u6bb5\u7528\u4e8e\u4e24\u4e2a\u4e3b\u8981\u76ee\u7684\uff1a<\/p>\n<ol data-path-to-node=\"26\" start=\"1\">\n<li>\n<p data-path-to-node=\"26,0,0\"><b>\u573a\u666f\u53ef\u89c6\u5316\u4e0e\u9a8c\u8bc1\uff1a<\/b> \u5b83\u4eec\u662f\u53ef\u89c6\u5316\u590d\u6742\u914d\u7f6e\u6216\u8fb9\u7f18\u60c5\u51b5\u7684\u7edd\u4f73\u5de5\u5177\u3002\u901a\u8fc7\u5c55\u793a\u7279\u5b9a\u5bf9\u8c61\u53ca\u5176\u503c\uff0c\u56e2\u961f\u53ef\u4ee5\u9a8c\u8bc1\u8bbe\u8ba1\u662f\u5426\u80fd\u6b63\u786e\u5904\u7406\u5404\u79cd\u573a\u666f\uff0c\u4f8b\u5982\u62e5\u6709\u591a\u4e2a\u5730\u5740\u7684\u5ba2\u6237\uff0c\u6216\u5f53\u524d\u4e3a\u7a7a\u7684\u8d2d\u7269\u8f66\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,1,0\"><b>\u5c55\u793a\u590d\u6742\u7ed3\u6784\uff1a<\/b> \u5f53\u7c7b\u7ed3\u6784\u4f7f\u7528\u8bf8\u5982\u805a\u5408\u6216\u7ec4\u5408\u7b49\u9ad8\u7ea7\u6982\u5ff5\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bf9\u8c61\u56fe\u6765\u5c55\u793a\u7531\u6b64\u4ea7\u751f\u7684\u5c42\u6b21\u7ed3\u6784\u548c\u751f\u547d\u5468\u671f\u4f9d\u8d56\u5173\u7cfb\u7684\u5177\u4f53\u793a\u4f8b\u3002<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"26,2,0\"><b> \u6d4b\u8bd5\u4e0e\u8c03\u8bd5\uff1a<\/b> \u901a\u8fc7\u5b9a\u4e49\u5feb\u7167\uff0c\u5b83\u4eec\u53ef\u4ee5\u4f5c\u4e3a\u7279\u5b9a\u6d4b\u8bd5\u7528\u4f8b\u6267\u884c\u524d\u540e\u7cfb\u7edf\u7684\u9884\u671f\u72b6\u6001\uff0c\u6709\u52a9\u4e8e\u6e05\u6670\u5730\u4f20\u8fbe\u590d\u6742\u7684\u6d4b\u8bd5\u6570\u636e\u3002<\/p>\n<\/li>\n<\/ol>\n<p data-path-to-node=\"27\"> \u5bf9\u8c61\u56fe\u5c06\u62bd\u8c61\u7684\u7c7b\u7ed3\u6784\u8f6c\u5316\u4e3a\u5177\u4f53\u4e14\u53ef\u9a8c\u8bc1\u7684\u573a\u666f\uff0c\u4f7f\u5176\u6210\u4e3a\u786e\u4fdd\u8bbe\u8ba1\u6b63\u786e\u6027\u5e76\u6e05\u6670\u4f20\u8fbe\u5b9e\u73b0\u793a\u4f8b\u7684\u5b9d\u8d35\u5de5\u5177\u3002<\/p>\n<p data-path-to-node=\"27\">\u60f3\u4e86\u89e3\u66f4\u591a\u5173\u4e8eUML\u548cAI\u53ef\u89c6\u5316\u7684\u5185\u5bb9\u5417\uff1f\u67e5\u770b\u6211\u4eec\u7684<a href=\"https:\/\/www.cybermedian.com\/the-definitive-guide-to-the-unified-modeling-language-uml\/\">UML\u8d44\u6e90\u4e2d\u5fc3<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8be5UML 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