{"id":10980,"date":"2026-03-06T07:12:09","date_gmt":"2026-03-05T23:12:09","guid":{"rendered":"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/"},"modified":"2026-03-06T07:12:09","modified_gmt":"2026-03-05T23:12:09","slug":"what-is-sequence-diagram","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/","title":{"rendered":"\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe"},"content":{"rendered":"<div class=\"tutorial-info\">\u4e24\u8005\u90fd\u662f<a href=\"https:\/\/www.visual-paradigm.com\/learning\/handbooks\/software-design-handbook\/sequence-diagram.jsp#:~:text=A%20sequence%20diagram%20is%20an,the%20functionality%20of%20the%20scenario.\">\u5e8f\u5217\u56fe<\/a>\u548c\u534f\u4f5c\u56fe\u90fd\u662f\u4ea4\u4e92\u56fe\u3002\u4ea4\u4e92\u56fe\u5173\u6ce8\u7cfb\u7edf\u7684\u52a8\u6001\u89c6\u56fe\u3002\u4e00\u4e2a<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-sequence-diagram\/\">\u5e8f\u5217\u56fe<\/a>\u662f\u4e00\u79cd\u5f3a\u8c03\u6d88\u606f\u65f6\u95f4\u987a\u5e8f\u7684\u4ea4\u4e92\u56fe\u3002\u5b83\u63cf\u7ed8\u4e86\u573a\u666f\u4e2d\u6d89\u53ca\u7684\u5bf9\u8c61\u548c\u7c7b\uff0c\u4ee5\u53ca\u4e3a\u5b9e\u73b0\u573a\u666f\u529f\u80fd\u6240\u9700\u5728\u5bf9\u8c61\u4e4b\u95f4\u4ea4\u6362\u7684\u6d88\u606f\u5e8f\u5217\u3002\u901a\u5e38\uff0c\u60a8\u4f1a\u4f7f\u7528\u4e00\u4e2a\u5e8f\u5217\u56fe\u6765\u6307\u5b9a\u7528\u4f8b\u7684\u4e3b\u8981\u6d41\u7a0b\uff0c\u5e76\u4f7f\u7528\u8be5\u56fe\u7684\u53d8\u4f53\u6765\u6307\u5b9a\u7528\u4f8b\u7684\u5f02\u5e38\u6d41\u7a0b\u3002<\/div>\n<div><\/div>\n<div><img alt=\"Sequence Diagram, UML Diagrams Example: Break Communication Fragment - Visual Paradigm Community Circle\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/Sequence-Diagram-Break-Communication-Fragment.png\"\/><\/div>\n<div class=\"tutorial-comment-header\"><\/div>\n<div class=\"content-tutorial\">\n<hr\/>\n<h2>\u5e8f\u5217\u56fe\u7684\u7ec4\u6210\u90e8\u5206<\/h2>\n<h3 class=\"h2\">\u5bf9\u8c61<\/h3>\n<p>\u5728UML\u4e2d\uff0c\u5e8f\u5217\u56fe\u4e2d\u7684\u4e00\u4e2a\u5bf9\u8c61\u4ee5\u4e00\u4e2a\u5305\u542b\u5bf9\u8c61\u540d\u79f0\uff08\u4e0b\u5212\u7ebf\uff09\u7684\u77e9\u5f62\u8868\u793a\u3002\u5bf9\u8c61\u53ef\u4ee5\u901a\u8fc7\u4e09\u79cd\u65b9\u5f0f\u547d\u540d\uff1a\u5bf9\u8c61\u540d\u79f0\u3001\u5bf9\u8c61\u540d\u79f0\u53ca\u5176\u7c7b\u540d\uff0c\u6216\u4ec5\u7c7b\u540d\uff08\u533f\u540d\u5bf9\u8c61\uff09\u3002\u547d\u540d\u5bf9\u8c61\u7684\u4e09\u79cd\u65b9\u5f0f\u5982\u4e0b\u9762\u7684\u56fe\u6240\u793a\u3002<\/p>\n<h3 class=\"h2\">\u751f\u547d\u7ebf<\/h3>\n<p>\u534f\u4f5c\uff08\u573a\u666f\uff09\u4e2d\u53c2\u4e0e\u8005\u7684\u5b9e\u4f53\u6c34\u5e73\u5199\u5728\u56fe\u7684\u9876\u90e8\u3002\u751f\u547d\u7ebf\u4ee5\u6bcf\u4e2a\u5bf9\u8c61\u4e0b\u65b9\u7684\u865a\u7ebf\u5782\u76f4\u7ebf\u8868\u793a\u3002\u8fd9\u4e9b\u8868\u793a\u5bf9\u8c61\u7684\u5b58\u5728\u3002<\/p>\n<p><img alt=\"Lifelines\" decoding=\"async\" height=\"151\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/01-lifelines.png\" width=\"293\"\/><\/p>\n<p>\u5bf9\u8c61\u540d\u79f0\u53ef\u4ee5\u662f\u5177\u4f53\u7684\uff08\u4f8b\u5982\uff0cmyAccount\uff09\uff0c\u4e5f\u53ef\u4ee5\u662f\u901a\u7528\u7684\uff08\u4f8b\u5982\uff0cmyAccount 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class=\"h2\">\u6d88\u606f<\/h3>\n<p>\u6d88\u606f\u4ee5\u6c34\u5e73\u65b9\u5411\u8868\u793a\u64cd\u4f5c\u7684\u8c03\u7528\u3002\u5b83\u4eec\u4ece\u53d1\u9001\u65b9\u7ed8\u5236\u5230\u63a5\u6536\u65b9\u3002\u987a\u5e8f\u7531\u5782\u76f4\u4f4d\u7f6e\u8868\u793a\uff0c\u7b2c\u4e00\u4e2a\u6d88\u606f\u663e\u793a\u5728\u56fe\u7684\u9876\u90e8\uff0c\u6700\u540e\u4e00\u4e2a\u6d88\u606f\u663e\u793a\u5728\u5e95\u90e8\u3002\u56e0\u6b64\uff0c\u5e8f\u5217\u53f7\u662f\u53ef\u9009\u7684\u3002<\/p>\n<p>\u7ebf\u578b\u548c\u7bad\u5934\u7c7b\u578b\u8868\u793a\u6240\u4f7f\u7528\u7684\u6d88\u606f\u7c7b\u578b\uff1a<\/p>\n<ol class=\"contentList\">\n<li>\u4e00\u4e2a<b>\u540c\u6b65\u6d88\u606f<\/b>\uff08\u901a\u5e38\u662f\u64cd\u4f5c\u8c03\u7528\uff09\u4ee5\u5e26\u5b9e\u5fc3\u7bad\u5934\u7684\u5b9e\u7ebf\u8868\u793a\u3002\u8fd9\u662f\u7528\u4e8e\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u4e4b\u95f4\u6b63\u5e38\u901a\u4fe1\u7684\u5e38\u89c4\u6d88\u606f\u8c03\u7528\u3002<br \/>\n<img alt=\"Lifelines with synchronous message\" decoding=\"async\" height=\"151\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/02-lifelines-with-synchronous-message.png\" width=\"223\"\/><\/li>\n<li>\u4e00\u4e2a<b>\u8fd4\u56de\u6d88\u606f<\/b>\u4f7f\u7528\u5e26\u7a7a\u5fc3\u7bad\u5934\u7684\u865a\u7ebf\u3002<br \/>\n<img alt=\"Lifelines with return message\" decoding=\"async\" height=\"151\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/03-lifelines-with-return-message.png\" width=\"223\"\/><\/li>\n<li>\u4e00\u4e2a<b>\u5f02\u6b65\u6d88\u606f<\/b>\u5177\u6709\u5b9e\u7ebf\u548c\u7a7a\u5fc3\u7bad\u5934\u3002\u4fe1\u53f7\u662f\u4e00\u79cd\u6ca1\u6709\u56de\u590d\u7684\u5f02\u6b65\u6d88\u606f\u3002<br \/>\n<img alt=\"Lifelines with asynchronous\" decoding=\"async\" height=\"151\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/04-lifelines-with-asynchronous-message.png\" width=\"223\"\/><\/li>\n<\/ol>\n<h3 class=\"h3\">\u521b\u5efa\u548c\u9500\u6bc1\u6d88\u606f<\/h3>\n<p>\u53c2\u4e0e\u8005\u4e0d\u4e00\u5b9a\u5728\u6574\u4e2a\u5e8f\u5217\u56fe\u4ea4\u4e92\u671f\u95f4\u90fd\u5b58\u5728\u3002\u53c2\u4e0e\u8005\u53ef\u4ee5\u6839\u636e\u4f20\u9012\u7684\u6d88\u606f\u88ab\u521b\u5efa\u548c\u9500\u6bc1\u3002<\/p>\n<p>\u4e00\u4e2a<b>\u6784\u9020\u51fd\u6570\u6d88\u606f<\/b>\u521b\u5efa\u5176\u63a5\u6536\u8005\u3002\u5728\u4ea4\u4e92\u5f00\u59cb\u65f6\u5df2\u5b58\u5728\u7684\u53d1\u9001\u8005\u88ab\u653e\u7f6e\u5728\u56fe\u7684\u9876\u90e8\u3002\u901a\u8fc7\u6784\u9020\u51fd\u6570\u8c03\u7528\u5728\u4ea4\u4e92\u8fc7\u7a0b\u4e2d\u521b\u5efa\u7684\u76ee\u6807\u4f1a\u81ea\u52a8\u653e\u7f6e\u5728\u56fe\u7684\u66f4\u4e0b\u65b9\u3002<\/p>\n<p><img alt=\"Lifelines with constructor\" decoding=\"async\" height=\"205\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/05-lifelines-with-constructor.png\" width=\"223\"\/>A<\/p>\n<p><b>\u6790\u6784\u6d88\u606f<\/b>\u9500\u6bc1\u5176\u63a5\u6536\u8005\u3002\u5728\u4ea4\u4e92\u8fc7\u7a0b\u4e2d\uff0c\u8fd8\u6709\u5176\u4ed6\u65b9\u5f0f\u53ef\u4ee5\u8868\u660e\u76ee\u6807\u88ab\u9500\u6bc1\u3002\u53ea\u6709\u5f53\u76ee\u6807\u7684\u9500\u6bc1\u8bbe\u7f6e\u4e3a\u201c\u6790\u6784\u4e4b\u540e\u201d\u65f6\uff0c\u624d\u9700\u8981\u4f7f\u7528\u6790\u6784\u6d88\u606f\u3002<\/p>\n<p><img alt=\"Lifelines with destructor\" decoding=\"async\" height=\"151\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/06-lifelines-with-desstructor.png\" width=\"223\"\/><\/p>\n<h3 class=\"h3\">\u975e\u77ac\u65f6\u6d88\u606f<\/h3>\n<p>\u6d88\u606f\u901a\u5e38\u88ab\u8ba4\u4e3a\u662f\u77ac\u65f6\u7684\uff0c\u56e0\u6b64\u5230\u8fbe\u63a5\u6536\u8005\u6240\u9700\u7684\u65f6\u95f4\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002\u6d88\u606f\u4ee5\u6c34\u5e73\u7bad\u5934\u8868\u793a\u3002\u4e3a\u4e86\u8868\u660e\u63a5\u6536\u8005\u5b9e\u9645\u63a5\u6536\u5230\u6d88\u606f\u9700\u8981\u4e00\u5b9a\u65f6\u95f4\uff0c\u4f7f\u7528<b>\u659c\u7bad\u5934<\/b>.<\/p>\n<p><img alt=\"Lifelines with instantaneous message\" decoding=\"async\" height=\"182\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/07-lifelines-with-instantaneous-message.png\" width=\"223\"\/><\/p>\n<h3 class=\"h2\">\u63a7\u5236\u7126\u70b9<\/h3>\n<p>\u63a7\u5236\u7126\u70b9\u8868\u793a\u5143\u7d20\u6267\u884c\u64cd\u4f5c\u7684\u671f\u95f4\u3002\u77e9\u5f62\u7684\u9876\u90e8\u548c\u5e95\u90e8\u5206\u522b\u4e0e\u64cd\u4f5c\u7684\u5f00\u59cb\u65f6\u95f4\u548c\u5b8c\u6210\u65f6\u95f4\u5bf9\u9f50<\/p>\n<h3 class=\"h2\">\u8fed\u4ee3\u7b26\u53f7<\/h3>\n<p><b>\u8fed\u4ee3\u7b26\u53f7<\/b>\u8868\u793a\u4e00\u6761\u6d88\u606f\u88ab\u591a\u6b21\u53d1\u9001\u7ed9\u591a\u4e2a\u63a5\u6536\u5bf9\u8c61\uff0c\u5c31\u50cf\u4f60\u5728\u904d\u5386\u4e00\u4e2a\u96c6\u5408\u65f6\u4f1a\u53d1\u751f\u7684\u60c5\u51b5\u3002\u4f60\u53ef\u4ee5\u5728\u65b9\u62ec\u53f7\u5185\u663e\u793a\u8fed\u4ee3\u7684\u57fa\u7840\uff0c\u4f8b\u5982*[\u9488\u5bf9\u6240\u6709\u8ba2\u5355\u884c]\u3002<\/p>\n<h2 class=\"h2\">\u793a\u4f8b\uff1a\u4e0b\u5355<\/h2>\n<p>\u8be5\u793a\u4f8b\u5c55\u793a\u4e86\u4e00\u4e2a\u5305\u542b\u4e09\u4e2a\u53c2\u4e0e\u5bf9\u8c61\u7684\u987a\u5e8f\u56fe\uff1a\u5ba2\u6237\u3001\u8ba2\u5355\u548c\u5e93\u5b58\u3002\u5373\u4f7f\u4f60\u5e76\u4e0d\u6b63\u5f0f\u4e86\u89e3\u8fd9\u4e9b\u7b26\u53f7\uff0c\u5927\u6982\u4e5f\u80fd\u7406\u89e3\u5176\u4e2d\u7684\u8fd0\u4f5c\u60c5\u51b5\u3002<\/p>\n<ol class=\"contentPoint\">\n<li>\u6b65\u9aa41\u548c2\uff1a\u5ba2\u6237\u521b\u5efa\u4e00\u4e2a\u8ba2\u5355\u3002<\/li>\n<li>\u6b65\u9aa43\uff1a\u5ba2\u6237\u5411\u8ba2\u5355\u4e2d\u6dfb\u52a0\u5546\u54c1\u3002<\/li>\n<li>\u6b65\u9aa44\u548c5\uff1a\u68c0\u67e5\u6bcf\u9879\u5546\u54c1\u5728\u5e93\u5b58\u4e2d\u7684\u53ef\u7528\u6027\u3002<\/li>\n<li>\u6b65\u9aa46\u30017\u30018\uff1a\u5982\u679c\u4ea7\u54c1\u6709\u5e93\u5b58\uff0c\u5219\u5c06\u5176\u6dfb\u52a0\u5230\u8ba2\u5355\u4e2d\u3002<\/li>\n<li>\u6b65\u9aa49 \u8fd4\u56de<\/li>\n<li>\u6b65\u9aa410\u548c11\uff1a\u4fdd\u5b58\u5e76\u9500\u6bc1\u8ba2\u5355<\/li>\n<\/ol>\n<p><img alt=\"Sequence Diagram example\" decoding=\"async\" height=\"616\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/08-sequence-diagram-example.png\" width=\"735\"\/><\/p>\n<h3 class=\"h2\">\u987a\u5e8f\u7247\u6bb5<\/h3>\n<p>\u5728UML\u987a\u5e8f\u56fe\u4e2d\uff0c\u7ec4\u5408\u7247\u6bb5\u53ef\u7528\u4e8e\u5c55\u793a\u5faa\u73af\u3001\u5206\u652f\u548c\u5176\u4ed6\u9009\u62e9\u3002\u7ec4\u5408\u7247\u6bb5\u7531\u4e00\u4e2a\u6216\u591a\u4e2a\u4ea4\u4e92\u64cd\u4f5c\u6570\u7ec4\u6210\uff0c\u6bcf\u4e2a\u64cd\u4f5c\u6570\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u6d88\u606f\u3001\u4ea4\u4e92\u4f7f\u7528\u6216\u7ec4\u5408\u7247\u6bb5\u3002<\/p>\n<p>\u987a\u5e8f\u7247\u6bb5\u4ee5\u4e00\u4e2a\u79f0\u4e3a\u7ec4\u5408\u7247\u6bb5\u7684\u6846\u8868\u793a\uff0c\u8be5\u6846\u5305\u542b\u987a\u5e8f\u56fe\u4e2d\u7684\u4e00\u90e8\u5206\u4ea4\u4e92\u3002\u7247\u6bb5\u64cd\u4f5c\u7b26\uff08\u4f4d\u4e8e\u5de6\u4e0a\u89d2\uff09\u8868\u793a\u7247\u6bb5\u7684\u7c7b\u578b\u3002\u7247\u6bb5\u7c7b\u578b\u5305\u62ec ref\u3001assert\u3001loop\u3001break\u3001alt\u3001opt \u548c neg\u3001ref\u3001sd\u3002<\/p>\n<h2>\u987a\u5e8f\u56fe\u7b26\u53f7\u603b\u7ed3<\/h2>\n<table border=\"1\">\n<tbody>\n<tr>\n<td width=\"150\"><b>\u64cd\u4f5c\u7b26<\/b><\/td>\n<td><b>\u542b\u4e49<\/b><\/td>\n<\/tr>\n<tr>\n<td>alt<\/td>\n<td><b>\u66ff\u4ee3\u591a\u4e2a\u7247\u6bb5\uff1a\u53ea\u6709\u6761\u4ef6\u4e3a\u771f\u7684\u90a3\u4e2a\u4f1a\u6267\u884c\u3002<\/b><\/td>\n<\/tr>\n<tr>\n<td>opt<\/td>\n<td><b>\u53ef\u9009<\/b>: \u4ec5\u5f53\u63d0\u4f9b\u7684\u6761\u4ef6\u4e3a\u771f\u65f6\uff0c\u8be5\u7247\u6bb5\u624d\u4f1a\u6267\u884c\u3002\u76f8\u5f53\u4e8e\u53ea\u6709\u4e00\u4e2a\u8f68\u8ff9\u7684alt\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5e76\u884c<\/td>\n<td><b>\u5e76\u884c<\/b>: \u6bcf\u4e2a\u7247\u6bb5\u5e76\u884c\u8fd0\u884c\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5faa\u73af<\/td>\n<td><b>\u5faa\u73af<\/b>: \u8be5\u7247\u6bb5\u53ef\u80fd\u591a\u6b21\u6267\u884c\uff0c\u5b88\u536b\u6761\u4ef6\u51b3\u5b9a\u4e86\u8fed\u4ee3\u7684\u57fa\u7840\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u4e34\u754c\u533a<\/td>\n<td><b>\u4e34\u754c\u533a<\/b>: \u8be5\u7247\u6bb5\u5728\u540c\u4e00\u65f6\u95f4\u53ea\u80fd\u6709\u4e00\u4e2a\u7ebf\u7a0b\u6267\u884c\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5426\u5b9a<\/td>\n<td><b>\u5426\u5b9a<\/b>: \u8be5\u7247\u6bb5\u663e\u793a\u4e00\u4e2a\u65e0\u6548\u7684\u4ea4\u4e92\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5f15\u7528<\/td>\n<td><b>\u5f15\u7528<\/b>: \u6307\u5411\u53e6\u4e00\u4e2a\u56fe\u8868\u4e2d\u5b9a\u4e49\u7684\u4ea4\u4e92\u3002\u6846\u67b6\u5c06\u8986\u76d6\u8be5\u4ea4\u4e92\u6d89\u53ca\u7684\u751f\u547d\u7ebf\u3002\u60a8\u53ef\u4ee5\u5b9a\u4e49\u53c2\u6570\u548c\u8fd4\u56de\u503c\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u987a\u5e8f\u56fe<\/td>\n<td><b>\u987a\u5e8f\u56fe<\/b>: \u7528\u4e8e\u5305\u56f4\u6574\u4e2a\u987a\u5e8f\u56fe\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 class=\"h3\">\u793a\u4f8b \u0096 \u4e0b\u5355\u573a\u666f<\/h2>\n<p>\u4e00\u4f4d\u5e0c\u671b\u5728\u7ebf\u4e0b\u5355\u7684\u8239\u5458\u3002\u6240\u8ba2\u8d2d\u7684\u7269\u54c1\u5c06\u6839\u636e\u8be5\u6210\u5458\u7684\u4f1a\u5458\u72b6\u6001\uff08VIP\u3001\u666e\u901a\u4f1a\u5458\uff09\u901a\u8fc7\u5feb\u9012\u6216\u666e\u901a\u90ae\u4ef6\u53d1\u9001\u7ed9\u8be5\u6210\u5458\u3002\u5982\u679c\u8be5\u6210\u5458\u5728\u4e0b\u5355\u65f6\u9009\u62e9\u4e86\u901a\u77e5\u9009\u9879\uff0c\u5546\u5e97\u53ef\u9009\u5730\u5411\u5176\u53d1\u9001\u786e\u8ba4\u901a\u77e5\u3002<\/p>\n<p><img alt=\"Sequence Diagram example\" decoding=\"async\" height=\"439\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/09-sequence-diagram-example.png\" width=\"731\"\/><\/p>\n<p>Visual Paradigm \u652f\u6301\u987a\u5e8f\u56fe\u53ca\u5176\u4ed6 UML \u56fe\u8868\u7c7b\u578b\u3002\u60a8\u53ef\u4ee5\u5728\u4f7f\u7528\u987a\u5e8f\u56fe\u5efa\u6a21\u7cfb\u7edf\u52a8\u6001\u884c\u4e3a\u65f6\u627e\u5230\u6240\u9700\u7684\u6240\u6709\u5de5\u5177\u3002<\/p>\n<h2 class=\"title style-scope ytd-video-primary-info-renderer\">\u5feb\u901f\u89c6\u9891 \u2013 \u7ed8\u5236\u987a\u5e8f\u56fe\u7684 5 \u4e2a\u6b65\u9aa4<\/h2>\n<p><iframe allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\" class=\"__youtube_prefs__ epyt-is-override no-lazyload\" data-no-lazy=\"1\" data-origheight=\"456\" data-origwidth=\"810\" data-skipgform_ajax_framebjll=\"\" height=\"456\" id=\"_ytid_29676\" loading=\"lazy\" referrerpolicy=\"strict-origin-when-cross-origin\" src=\"https:\/\/www.youtube.com\/embed\/18_kVlQMavE?enablejsapi=1&amp;autoplay=0&amp;cc_load_policy=0&amp;cc_lang_pref=&amp;iv_load_policy=1&amp;loop=0&amp;rel=1&amp;fs=1&amp;playsinline=0&amp;autohide=2&amp;theme=dark&amp;color=red&amp;controls=1&amp;disablekb=0&amp;\" title=\"YouTube player\" width=\"810\"><\/iframe><\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u987a\u5e8f\u56fe\u662f\u57fa\u4e8e\u65f6\u95f4\u5e8f\u5217\u7684\u5bf9\u8c61\u534f\u4f5c\u6a21\u578b\u3002\u5b83\u5c55\u793a\u4e86\u5728\u7279\u5b9a\u7528\u4f8b\u573a\u666f\u4e2d\u5bf9\u8c61\u5982\u4f55\u4e0e\u5176\u4ed6\u5bf9\u8c61\u4ea4\u4e92\u3002\u501f\u52a9\u5148\u8fdb\u7684\u53ef\u89c6\u5316\u5efa\u6a21\u529f\u80fd\uff0c\u60a8\u53ea\u9700\u70b9\u51fb\u51e0\u6b21\u5373\u53ef\u521b\u5efa\u590d\u6742\u7684\u987a\u5e8f\u56fe\u3002\u6b64\u5916\uff0cVisual Paradigm \u53ef\u6839\u636e\u60a8\u5728\u7528\u4f8b\u63cf\u8ff0\u4e2d\u5b9a\u4e49\u7684\u4e8b\u4ef6\u6d41\u7a0b\u751f\u6210\u987a\u5e8f\u56fe\u3002<\/p>\n<p>\u00a0<\/p>\n<\/div>\n<h2>\u53c2\u8003<\/h2>\n<ul>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/tutorials\/sequence-diagram-tutorial\/\">\u987a\u5e8f\u56fe\u6559\u7a0b<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2577\/7025_drawingseque.html\">\u5982\u4f55\u7ed8\u5236\u987a\u5e8f\u56fe\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/solution\/sequencedgm\/uml-sequence-diagram-tool\/\">UML \u987a\u5e8f\u56fe\u5de5\u5177<\/a><\/li>\n<li><strong>\u4ec0\u4e48\u662f\u987a\u5e8f\u56fe\uff1f<\/strong>\n<ul>\n<li>Visual Paradigm. (\u65e0\u65e5\u671f). <a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-sequence-diagram\/\">\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe\uff1f<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e8f\u5217\u56fe \u2013 \u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09<\/strong>\n<ul>\n<li>GeeksforGeeks. (2017\u5e7410\u670827\u65e5). <a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-sequence-diagrams\/\">\u5e8f\u5217\u56fe \u2013 \u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u521b\u5efa\u4e00\u4e2aUML\u5e8f\u5217\u56fe<\/strong>\n<ul>\n<li>Microsoft Support. (\u65e0\u65e5\u671f). <a href=\"https:\/\/support.microsoft.com\/en-us\/office\/create-a-uml-sequence-diagram-c61c371b-b150-4958-b128-902000133b26\">\u521b\u5efa\u4e00\u4e2aUML\u5e8f\u5217\u56fe<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5e8f\u5217\u56fe\u6559\u7a0b<\/strong>\n<ul>\n<li>Visual Paradigm. (\u65e0\u65e5\u671f). <a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/tutorials\/sequence-diagram-tutorial\/\">\u5e8f\u5217\u56fe\u6559\u7a0b<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09\u56fe<\/strong>\n<ul>\n<li>GeeksforGeeks. (2017\u5e7410\u670827\u65e5). <a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-introduction\/\">\u7edf\u4e00\u5efa\u6a21\u8bed\u8a00\uff08UML\uff09\u56fe<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7406\u89e3\u5e8f\u5217\u56fe\uff1a\u8f6f\u4ef6\u4ea4\u4e92\u7684\u53ef\u89c6\u5316\u84dd\u56fe \u2013 Visual Paradigm\u6307\u5357<\/strong>\n<ul>\n<li>Visual Paradigm. (2023\u5e749\u670813\u65e5). <a href=\"https:\/\/guides.visual-paradigm.com\/understanding-sequence-diagrams-a-visual-blueprint-of-software-interactions\/\">\u7406\u89e3\u5e8f\u5217\u56fe\uff1a\u8f6f\u4ef6\u4ea4\u4e92\u7684\u53ef\u89c6\u5316\u84dd\u56fe \u2013 Visual Paradigm\u6307\u5357<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u514d\u8d39UML\u5de5\u5177<\/strong>\n<ul>\n<li>Visual Paradigm. (2018\u5e7411\u670828\u65e5). <a href=\"https:\/\/www.visual-paradigm.com\/solution\/freeumltool\/\">\u514d\u8d39UML\u5de5\u5177<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visual Paradigm UML\u7ed8\u56fe\u6307\u5357 | Restackio<\/strong>\n<ul>\n<li>Restackio. (2024\u5e7412\u670812\u65e5). <a href=\"https:\/\/www.restack.io\/p\/visual-paradigm-uml-answer-ai-project-planning\">Visual Paradigm UML\u7ed8\u56fe\u6307\u5357 | Restackio<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u5728 Visual Paradigm \u4e2d\u5165\u95e8 UML \u56fe \u2013 ArchiMetric<\/strong>\n<ul>\n<li>ArchiMetric. (2024\u5e748\u670823\u65e5).\u00a0<a href=\"https:\/\/www.archimetric.com\/introduction-to-uml-diagrams-in-visual-paradigm\/\">\u5728 Visual Paradigm \u4e2d\u5165\u95e8 UML \u56fe \u2013 ArchiMetric<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>UML\/\u4ee3\u7801\u751f\u6210\u8f6f\u4ef6<\/strong>\n<ul>\n<li>Visual Paradigm. (2019\u5e746\u67086\u65e5).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/features\/code-engineering-tools\/\">UML\/\u4ee3\u7801\u751f\u6210\u8f6f\u4ef6<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u901a\u8fc7 Visual Paradigm \u5b66\u4e60\u7c7b\u56fe \u2013 ArchiMetric<\/strong>\n<ul>\n<li>ArchiMetric. (2024\u5e748\u670823\u65e5).\u00a0<a href=\"https:\/\/www.archimetric.com\/learning-class-diagrams-with-visual-paradigm\/\">\u901a\u8fc7 Visual Paradigm \u5b66\u4e60\u7c7b\u56fe \u2013 ArchiMetric<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u6613\u4e8e\u4f7f\u7528\u7684 UML \u5de5\u5177<\/strong>\n<ul>\n<li>Visual Paradigm. (\u672a\u6ce8\u660e\u65e5\u671f).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/features\/uml-tool\/\">\u6613\u4e8e\u4f7f\u7528\u7684 UML \u5de5\u5177<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u514d\u8d39 UML \u6559\u7a0b \u2013 Visual Paradigm Essential | Udemy<\/strong>\n<ul>\n<li>Udemy. (\u672a\u6ce8\u660e\u65e5\u671f).\u00a0<a href=\"https:\/\/www.udemy.com\/course\/visual-paradigm-essential\/\">\u514d\u8d39 UML \u6559\u7a0b \u2013 Visual Paradigm Essential | Udemy<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>A sequence diagram is an interaction diagram that emphasizes the time-ordering of messages. It depicts the objects and classes involved in the scenario and the sequence of messages exchanged between the objects needed to carry out the functionality of the scenario. Typically, you&#8217;ll use one sequence diagram to specify a use case&#8217;s main flow, and variations of that diagram to specify a use case&#8217;s exceptional flows.<\/p>\n","protected":false},"author":3479,"featured_media":10981,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/cdn-images.visual-paradigm.com\/features\/v14\/3\/uml-and-sysml-tools\/sequence-diagram.png","fifu_image_alt":"","footnotes":""},"categories":[127],"tags":[],"class_list":["post-10980","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe - ArchiMetric Simplified Chinese<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe - ArchiMetric Simplified Chinese\" \/>\n<meta property=\"og:description\" content=\"A sequence diagram is an interaction diagram that emphasizes the time-ordering of messages. It depicts the objects and classes involved in the scenario and the sequence of messages exchanged between the objects needed to carry out the functionality of the scenario. Typically, you&#039;ll use one sequence diagram to specify a use case&#039;s main flow, and variations of that diagram to specify a use case&#039;s exceptional flows.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\" \/>\n<meta property=\"og:site_name\" content=\"ArchiMetric Simplified Chinese\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-05T23:12:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn-images.visual-paradigm.com\/features\/v14\/3\/uml-and-sysml-tools\/sequence-diagram.png\" \/><meta property=\"og:image\" content=\"https:\/\/cdn-images.visual-paradigm.com\/features\/v14\/3\/uml-and-sysml-tools\/sequence-diagram.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1170\" \/>\n\t<meta property=\"og:image:height\" content=\"658\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"archimetric@visual-paradigm.com\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/cdn-images.visual-paradigm.com\/features\/v14\/3\/uml-and-sysml-tools\/sequence-diagram.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"archimetric@visual-paradigm.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"7 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\"},\"author\":{\"name\":\"archimetric@visual-paradigm.com\",\"@id\":\"https:\/\/www.archimetric.com\/cn\/#\/schema\/person\/e4027c9f5b602fc705716009e5671d28\"},\"headline\":\"\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe\",\"datePublished\":\"2026-03-05T23:12:09+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\"},\"wordCount\":94,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/cn\/wp-content\/uploads\/sites\/4\/2026\/03\/sequence-diagram.png\",\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\",\"url\":\"https:\/\/www.archimetric.com\/cn\/what-is-sequence-diagram\/\",\"name\":\"\u4ec0\u4e48\u662f\u5e8f\u5217\u56fe - 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