{"id":2087,"date":"2026-07-02T09:03:07","date_gmt":"2026-07-02T09:03:07","guid":{"rendered":"https:\/\/www.vpascode.com\/cn\/docs\/uncategorized\/mermaid-js-venn-diagram-syntax-layout-guide\/"},"modified":"2026-07-02T09:03:07","modified_gmt":"2026-07-02T09:03:07","slug":"mermaid-js-venn-diagram-syntax-layout-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/cn\/docs\/vpascode-docs\/mermaid-js-venn-diagram-syntax-layout-guide\/","title":{"rendered":"Mermaid.js \u7ef4\u6069\u56fe\u8bed\u6cd5\u4e0e\u5e03\u5c40\u6307\u5357"},"content":{"rendered":"

\u7ef4\u6069\u56fe\u4f7f\u7528\u91cd\u53e0\u7684\u5706\u5708\u5c55\u793a\u4e0d\u540c\u96c6\u5408\u6216\u6570\u636e\u7ec4\u4e4b\u95f4\u7684\u903b\u8f91\u5173\u7cfb\u3002\u8fd9\u79cd\u57fa\u4e8e\u6587\u672c\u7684\u65b9\u6cd5\u4f7f\u60a8\u80fd\u591f\u5feb\u901f\u5c55\u793a\u591a\u4e2a\u7c7b\u522b\u4ea4\u96c6\u4e2d\u7684\u6982\u5ff5\uff0c\u800c\u65e0\u9700\u4f7f\u7528\u624b\u52a8\u56fe\u5f62\u8bbe\u8ba1\u5de5\u5177\u3002<\/p>\n

\u57fa\u672c\u8bed\u6cd5\u7ed3\u6784<\/h2>\n

\u6bcf\u4e2a\u7ef4\u6069\u56fe\u90fd\u4ee5 venn-beta<\/code> \u58f0\u660e\u5f00\u59cb\uff0c\u7136\u540e\u4f7f\u7528 set<\/code> \u5173\u952e\u5b57\u5b9a\u4e49\u5404\u4e2a\u7ec4\u3002\u7136\u540e\u4f7f\u7528 union<\/code> \u5173\u952e\u5b57\u5b9a\u4e49\u8fd9\u4e9b\u7ec4\u4e4b\u95f4\u7684\u91cd\u53e0\u533a\u57df\u3002<\/p>\n

\n
\nMermaid<\/span>
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n
\n
\r\n
\r\n Mermaid<\/span>\r\n \r\n <\/path><\/path><\/svg>\r\n Edit Mermaid in VPasCode<\/span>\r\n <\/a>\r\n <\/div>\r\n
\r\n 
venn-beta\r\nset GroupA [\"\u6807\u7b7e A\"]\r\nset GroupB [\"\u6807\u7b7e B\"]\r\nunion GroupA, GroupB [\"\u4ea4\u96c6\u6807\u7b7e\"]<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u8bed\u6cd5\u53c2\u8003<\/h2>\n
\u4e0b\u8868\u5206\u89e3\u4e86\u5728 Mermaid.js \u4e2d\u6784\u5efa\u7ef4\u6069\u56fe\u6240\u4f7f\u7528\u7684\u4e3b\u5143\u7d20\u3002<\/p>\n\n\n\n\n\n\n\n\n\n
\u7ec4\u4ef6<\/th>\n\u63cf\u8ff0<\/th>\n\u8bed\u6cd5\u793a\u4f8b<\/th>\n<\/tr>\n<\/thead>\n
\u58f0\u660e<\/strong><\/td>\n\u521d\u59cb\u5316\u7ef4\u6069\u56fe\u6e32\u67d3\u5668\uff08\u76ee\u524d\u5904\u4e8e\u6d4b\u8bd5\u9636\u6bb5\uff09\u3002<\/td>\nvenn-beta<\/code><\/td>\n<\/tr>\n
\u96c6\u5408<\/strong><\/td>\n\u5b9a\u4e49\u4e00\u4e2a\u72ec\u7acb\u7684\u6570\u636e\u7c7b\u522b\u6216\u5706\u5708\u3002\u5fc5\u987b\u59cb\u7ec8\u63d0\u4f9b\u6807\u8bc6\u7b26\u548c\u663e\u793a\u6807\u7b7e\u3002<\/td>\nset A [\"\u5e02\u573a\u56e2\u961f\"]<\/code><\/td>\n<\/tr>\n
\u5e76\u96c6<\/strong><\/td>\n\u5b9a\u4e49\u4e24\u4e2a\u6216\u591a\u4e2a\u96c6\u5408\u4e4b\u95f4\u7684\u91cd\u53e0\u533a\u57df\u3002\u4f7f\u7528\u9017\u53f7\u5206\u9694\u6807\u8bc6\u7b26\u3002<\/td>\nunion A,B [\"\u5171\u540c\u76ee\u6807\"]<\/code><\/td>\n<\/tr>\n
\u5927\u5c0f\u8c03\u6574\u5668<\/strong><\/td>\n\u4e00\u4e2a\u53ef\u9009\u7684 :N<\/code> \u540e\u7f00\uff0c\u7528\u4e8e\u76f8\u5bf9\u5730\u7f29\u653e\u5706\u5708\u6216\u4ea4\u96c6\u7684\u5927\u5c0f\u3002<\/td>\nset A [\"\u5927\u578b\u7fa4\u4f53\"]:15<\/code><\/td>\n<\/tr>\n
\u6587\u672c\u8282\u70b9<\/strong><\/td>\n\u4e00\u4e2a\u7f29\u8fdb\u7684\u5757\uff0c\u7528\u4e8e\u76f4\u63a5\u5728\u96c6\u5408\u6216\u4ea4\u96c6\u533a\u57df\u5185\u90e8\u5217\u51fa\u7279\u5b9a\u8981\u70b9\u3002<\/td>\ntext ItemId [\"\u7279\u5b9a\u9879\u76ee\u7b26\u53f7\"]<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n
\u73b0\u5b9e\u4e16\u754c\u84dd\u56fe\uff1a\u4ea7\u54c1\u673a\u4f1a\u5206\u6790<\/h2>\n
\u6b64\u84dd\u56fe\u5c55\u793a\u4e86\u4e00\u4e2a\u7ecf\u5178\u7684\u4ea7\u54c1\u5f00\u53d1\u7b56\u7565\u6846\u67b6\uff0c\u7528\u4e8e\u68b3\u7406\u7528\u6237\u75db\u70b9\u3001\u4e1a\u52a1\u76ee\u6807\u548c\u6280\u672f\u53ef\u884c\u6027\uff0c\u4ee5\u7cbe\u51c6\u5b9a\u4f4d\u7406\u60f3\u7684\u7279\u6027\u53d1\u5e03\u3002<\/p>\n
\n
\nMermaid<\/span>
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    Mermaid<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
venn-beta\r\nset UserNeed [\"\u7528\u6237\u75db\u70b9\"]\r\nset BusinessGoal [\"\u4e1a\u52a1\u4ef7\u503c\"]\r\nset TechFeasible [\"\u6280\u672f\u80fd\u529b\"]\r\n\r\nunion UserNeed, BusinessGoal [\"\u6218\u7565\u80dc\u5229\"]\r\nunion UserNeed, TechFeasible [\"\u672a monetized \u7279\u6027\"]\r\nunion BusinessGoal, TechFeasible [\"\u5185\u90e8\u81ea\u52a8\u5316\"]\r\n\r\nunion UserNeed, BusinessGoal, TechFeasible [\"\u4ea7\u54c1\u7684\u6700\u4f73\u5951\u5408\u70b9\"]<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n\n
\u8bed\u6cd5\u63d0\u793a\uff1a<\/strong> \u5f53\u4f7f\u7528\u4e09\u4e2a\u6216\u66f4\u591a\u7c7b\u522b\u65f6\uff0cMermaid \u4f1a\u81ea\u52a8\u4e3a\u60a8\u6620\u5c04\u5d4c\u5957\u7684\u4ea4\u96c6\u3002\u53ea\u9700\u58f0\u660e\u6700\u7ec8\u7684\u4e09\u5411 union<\/code> \u7528\u9017\u53f7\u5206\u9694\u6240\u6709\u4e09\u4e2a\u6807\u8bc6\u7b26\uff0c\u5f15\u64ce\u4f1a\u5c06\u6807\u7b7e\u5b8c\u7f8e\u5730\u653e\u7f6e\u5728\u4e2d\u5fc3\u91cd\u53e0\u533a\u57df\u3002<\/em><\/p>\n\n
\u9ad8\u7ea7\u6982\u5ff5\uff1a\u9879\u76ee\u7b26\u53f7\u4e0e\u5c3a\u5bf8\u8c03\u6574<\/h2>\n
\u5bf9\u4e8e\u66f4\u6280\u672f\u6027\u7684\u6587\u6863\uff0c\u60a8\u53ef\u4ee5\u76f4\u63a5\u5728\u5706\u5708\u4e2d\u63d2\u5165\u7279\u5b9a\u7684\u6587\u672c\u9879\u76ee\u7b26\u53f7\uff0c\u5e76\u8c03\u6574\u5706\u5708\u7684\u7f29\u653e\u6bd4\u4f8b\u4ee5\u8868\u793a\u771f\u5b9e\u6bd4\u4f8b\uff08\u5982\u6570\u636e\u5e93\u5927\u5c0f\u6216\u56e2\u961f\u4eba\u6570\uff09\u3002<\/p>\n
\n
\nMermaid<\/span>
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    Mermaid<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
venn-beta\r\nset Front [\"\u524d\u7aef\"]:10\r\n  text F1 [\"React\"]\r\n  text F2 [\"CSS\"]\r\nset Back [\"\u540e\u7aef\"]:15\r\n  text B1 [\"Node.js\"]\r\n  text B2 [\"PostgreSQL\"]\r\n\r\nunion Front, Back [\"\u5168\u6808\"]:3\r\n  text FB1 [\"OpenAPI \u89c4\u8303\"]\r\n  text FB2 [\"Next.js SSR\"]\r\n\r\nstyle Front fill:#E8F4FD, stroke:#0072B1\r\nstyle Back fill:#FDF0E8, stroke:#E06000<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit Mermaid in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\n\u5728 VPasCode \u4e2d\u7f16\u8f91 Mermaid<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u5e38\u89c1\u8bed\u6cd5\u9677\u9631<\/h2>\n
\u7ef4\u6069\u56fe\u662f Mermaid \u8bed\u6cd5\u6838\u5fc3\u4e2d\u7684\u5168\u65b0\u529f\u80fd\u3002\u8bf7\u7262\u8bb0\u4ee5\u4e0b\u4e09\u6761\u7ed3\u6784\u8bbe\u8ba1\u89c4\u5219\uff0c\u4ee5\u786e\u4fdd\u60a8\u7684\u56fe\u5f62\u663e\u793a\u6d41\u7545\uff1a<\/p>\n
    \n
  • \u4f18\u5148\u987a\u5e8f\uff1a<\/strong> \u60a8\u5fc5\u987b\u5b8c\u5168\u58f0\u660e\u60a8\u7684\u5404\u4e2a set<\/code> \u884c\uff0c\u7136\u540e\u518d\u5728\u4efb\u4f55 union<\/code> \u5757\u4e2d\u5f15\u7528\u5b83\u4eec\u3002\u5f15\u7528\u4e00\u4e2a\u672a\u660e\u786e\u521b\u5efa\u7684\u6807\u8bc6\u7b26\u5c06\u5bfc\u81f4\u6784\u5efa\u5931\u8d25\u3002<\/li>\n
  • \u6ce8\u610f\u5e76\u96c6\u4e2d\u7684\u9017\u53f7\uff1a<\/strong> \u5728\u6784\u5efa \u5e76\u96c6<\/code> \u591a\u4e2a\u96c6\u5408\u65f6\uff0c\u786e\u4fdd\u6807\u8bc6\u7b26\u4e4b\u95f4\u7528\u9017\u53f7\u5206\u9694\uff0c\u4f46\u5728\u65b9\u62ec\u53f7\u6807\u7b7e\u524d\u4e0d\u8981\u6709\u5c3e\u968f\u9017\u53f7\u3002union A, B, C [\"\u6807\u7b7e\"]<\/code> \u662f\u6b63\u786e\u7684\u3002<\/li>\n
  • \u6d4b\u8bd5\u7248\u7a33\u5b9a\u6027\uff1a<\/strong> \u7531\u4e8e\u8fd9\u79cd\u5e03\u5c40\u6837\u5f0f\u4f7f\u7528\u4e86 venn-beta<\/code> \u6807\u5fd7\uff0c\u9ad8\u7ea7\u5143\u7d20\u81ea\u5b9a\u4e49\u6837\u5f0f\u89c4\u5219\u53ef\u80fd\u5728\u4e0d\u540c\u7248\u672c\u95f4\u53d1\u751f\u53d8\u5316\u3002\u5efa\u8bae\u4e3a \u586b\u5145<\/code> \u548c \u63cf\u8fb9<\/code> \u53d8\u91cf\u4f7f\u7528\u57fa\u672c\u7684\u5341\u516d\u8fdb\u5236\u989c\u8272\u4ee3\u7801\uff0c\u4ee5\u83b7\u5f97\u6700\u5927\u7684\u8de8\u517c\u5bb9\u6027\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
    \u7ef4\u6069\u56fe\u4f7f\u7528\u91cd\u53e0\u7684\u5706\u5708\u5c55\u793a\u4e0d\u540c\u96c6\u5408\u6216\u6570\u636e\u7ec4\u4e4b\u95f4\u7684\u903b\u8f91\u5173\u7cfb\u3002\u8fd9\u79cd\u57fa\u4e8e\u6587\u672c\u7684\u65b9\u6cd5\u4f7f\u60a8\u80fd…<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":11,"template":"","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"ld_collection":[14],"class_list":["post-2087","ld_docs","type-ld_docs","status-publish","hentry","ld_collection-vpascode-docs"],"yoast_head":"\nMermaid Venn Diagram Syntax | VPasCode Text to Diagram Guide<\/title>\n<meta name=\"description\" content=\"Illustrate set overlaps and logical relationships with Mermaid Venn diagrams in VPasCode, a free diagram-as-code tool.\" \/>\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.vpascode.com\/cn\/docs\/vpascode-docs\/mermaid-js-venn-diagram-syntax-layout-guide\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mermaid Venn Diagram Syntax | VPasCode Text to Diagram Guide\" \/>\n<meta property=\"og:description\" content=\"Illustrate set overlaps and logical relationships with Mermaid Venn diagrams in VPasCode, a free diagram-as-code tool.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vpascode.com\/cn\/docs\/vpascode-docs\/mermaid-js-venn-diagram-syntax-layout-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"VPasCode\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/07\/img_6a46298fd9cf8.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.vpascode.com\\\/cn\\\/docs\\\/vpascode-docs\\\/mermaid-js-venn-diagram-syntax-layout-guide\\\/\",\"url\":\"https:\\\/\\\/www.vpascode.com\\\/cn\\\/docs\\\/vpascode-docs\\\/mermaid-js-venn-diagram-syntax-layout-guide\\\/\",\"name\":\"Mermaid Venn Diagram Syntax | VPasCode Text to Diagram 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