{"id":2098,"date":"2026-05-26T09:02:41","date_gmt":"2026-05-26T09:02:41","guid":{"rendered":"https:\/\/www.vpascode.com\/cn\/docs\/uncategorized\/graphviz-digraph-syntax-guide\/"},"modified":"2026-05-26T09:02:41","modified_gmt":"2026-05-26T09:02:41","slug":"graphviz-digraph-syntax-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/cn\/docs\/vpascode-docs\/graphviz-digraph-syntax-guide\/","title":{"rendered":"Graphviz \u6709\u5411\u56fe\u8bed\u6cd5\u6307\u5357\uff1a\u9ad8\u7ea7\u6709\u5411\u56fe"},"content":{"rendered":"<p>\u5728\u7cfb\u7edf\u67b6\u6784\u548c\u6570\u636e\u79d1\u5b66\u9886\u57df\uff0c<strong>\u6709\u5411\u56fe<\/strong>\uff08\u6709\u5411\u56fe\uff09\u662f\u8868\u793a\u5355\u5411\u6d41\u52a8\u7684\u4e3b\u8981\u5de5\u5177\u3002\u4e0e\u8868\u793a\u7b80\u5355\u5173\u8054\u7684\u65e0\u5411\u56fe\u4e0d\u540c\uff0c\u6709\u5411\u56fe\u5229\u7528\u5411\u91cf\u6765\u4f20\u8fbe<em>\u56e0\u679c\u5173\u7cfb\u3001\u987a\u5e8f\u548c\u4f9d\u8d56\u6027<\/em>\u3002\u65e0\u8bba\u4f60\u662f\u5728\u5efa\u6a21 Kubernetes Pod \u901a\u4fe1\u8def\u5f84\u3001CI\/CD \u6d41\u6c34\u7ebf\uff0c\u8fd8\u662f\u590d\u6742\u7684\u6570\u636e\u5e93\u67e5\u8be2\u6267\u884c\u8ba1\u5212\uff0c\u6709\u5411\u56fe\u8bed\u6cd5\u90fd\u80fd\u63d0\u4f9b\u6240\u9700\u7684\u7cbe\u786e\u5ea6\uff0c\u5c06\u62bd\u8c61\u903b\u8f91\u8f6c\u5316\u4e3a\u53ef\u89c6\u84dd\u56fe\u3002<\/p>\n<h2>\u6709\u5411\u8fb9\u7684\u673a\u5236<\/h2>\n<p>\u6709\u5411\u56fe\u7684\u5b9a\u4e49\u7279\u5f81\u662f\u4f7f\u7528\u6709\u5411\u8fb9\u64cd\u4f5c\u7b26\uff1a<code>-&gt;<\/code>\u3002\u8fd9\u4e2a\u7b80\u5355\u7684\u8bed\u6cd5\u544a\u8bc9\u5e03\u5c40\u5f15\u64ce\uff0c\u4fe1\u606f\u4ece\u6e90\u8282\u70b9\u6d41\u5411\u76ee\u6807\u8282\u70b9\u3002\u7136\u800c\uff0c\u8fd9\u4e2a\u57fa\u672c\u64cd\u4f5c\u7b26\u80cc\u540e\u9690\u85cf\u7740\u5de8\u5927\u7684\u6f5c\u529b\u3002\u5e03\u5c40\u5f15\u64ce\u5229\u7528\u8fd9\u4e9b\u65b9\u5411\u5411\u91cf\u6765\u8ba1\u7b97\u201c\u5c42\u7ea7\u201d\uff0c\u6709\u6548\u5730\u7ec4\u7ec7\u4f60\u7684\u56fe\u8868\uff0c\u4ee5\u5c55\u793a\u7cfb\u7edf\u5982\u4f55\u4ece\u5165\u53e3\u70b9\u9010\u6b65\u63a8\u8fdb\u5230\u51fa\u53e3\u70b9\u3002<\/p>\n<h3>1. \u63a7\u5236\u6d41\u52a8\u65b9\u5411\u6027<\/h3>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c<code>dot<\/code>\u5e03\u5c40\u5f15\u64ce\u4f1a\u5c1d\u8bd5\u5c06\u4f60\u7684\u56fe\u8868\u4ece\u4e0a\u5230\u4e0b\u6392\u5217\u3002\u7136\u800c\uff0c\u4f01\u4e1a\u7cfb\u7edf\u901a\u5e38\u66f4\u9002\u5408\u6c34\u5e73\u8868\u793a\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528<code>rankdir<\/code>\u5c5e\u6027\u6765\u63a7\u5236\u6709\u5411\u56fe\u7684\u5168\u5c40\u6d41\u5411\uff1a<\/p>\n<ul>\n<li><code>rankdir=TB;\uff1a\u9ed8\u8ba4\u7684\u4ece\u4e0a\u5230\u4e0b\u7684\u5e03\u5c40\u3002<\/code>\uff1a\u9ed8\u8ba4\u7684\u4ece\u4e0a\u5230\u4e0b\u7684\u5e03\u5c40\u3002<\/li>\n<li><code>rankdir=LR;\uff1a\u4ece\u5de6\u5230\u53f3\u7684\u6d41\u52a8\uff0c\u975e\u5e38\u9002\u5408\u6d41\u7a0b\u6d41\u6c34\u7ebf\u3002<\/code>\uff1a\u4ece\u5de6\u5230\u53f3\u7684\u6d41\u52a8\uff0c\u975e\u5e38\u9002\u5408\u6d41\u7a0b\u6d41\u6c34\u7ebf\u3002<\/li>\n<li><code>rankdir=BT;\uff1a\u4ece\u4e0b\u5230\u4e0a\u7684\u6d41\u52a8\uff0c\u9002\u7528\u4e8e\u57fa\u4e8e\u6808\u6216\u5411\u4e0a\u6269\u5c55\u7684\u67b6\u6784\u3002<\/code>\uff1a\u4ece\u4e0b\u5230\u4e0a\u7684\u6d41\u52a8\uff0c\u9002\u7528\u4e8e\u57fa\u4e8e\u6808\u6216\u5411\u4e0a\u6269\u5c55\u7684\u67b6\u6784\u3002<\/li>\n<li><code>rankdir=RL;\uff1a\u4ece\u53f3\u5230\u5de6\u7684\u6d41\u52a8\uff0c\u5e38\u7528\u4e8e\u7279\u6b8a\u7684\u6570\u636e\u5904\u7406\u56fe\u8868\u3002<\/code>\uff1a\u4ece\u53f3\u5230\u5de6\u7684\u6d41\u52a8\uff0c\u5e38\u7528\u4e8e\u7279\u6b8a\u7684\u6570\u636e\u5904\u7406\u56fe\u8868\u3002<\/li>\n<\/ul>\n<h2>\u9ad8\u7ea7\u7ed3\u6784\u6280\u672f<\/h2>\n<p>\u9664\u4e86\u7b80\u5355\u7684\u8282\u70b9\u95f4\u8fde\u63a5\uff0c\u6709\u5411\u56fe\u8fd8\u5141\u8bb8\u8fdb\u884c\u9ad8\u5ea6\u590d\u6742\u7684\u7ed3\u6784\u5206\u7ec4\u548c\u5173\u7cfb\u5efa\u6a21\u3002<\/p>\n<h3>\u591a\u8fb9\u94fe\u5f0f\u8fde\u63a5<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5728\u4e00\u884c DOT \u4ee3\u7801\u4e2d\u5b9a\u4e49\u5b8c\u6574\u7684\u8d23\u4efb\u94fe\u3002\u8fd9\u4e0d\u4ec5\u4f7f\u6587\u4ef6\u5927\u5c0f\u6613\u4e8e\u7ba1\u7406\uff0c\u8fd8\u80fd\u6e05\u6670\u5730\u5448\u73b0\u6d41\u7a0b\u7684\u89c6\u89c9\u53d9\u4e8b\u3002\u5f53\u4f60\u5c06\u8282\u70b9\u4e32\u8054\u8d77\u6765\uff08\u4f8b\u5982\uff0c<code>A -&gt; B -&gt; C -&gt; D<\/code>\uff09\uff0c\u5f15\u64ce\u4f1a\u5c06\u5176\u89c6\u4e3a\u4e00\u4e2a\u903b\u8f91\u5e8f\u5217\uff0c\u5e76\u4f18\u5148\u4fdd\u6301\u8fd9\u4e9b\u8282\u70b9\u6cbf\u4e3b\u8def\u5f84\u5bf9\u9f50\u3002<\/p>\n<h3>\u8fb9\u6807\u7b7e\u7684\u529b\u91cf<\/h3>\n<p>\u5728\u67b6\u6784\u4e2d\uff0c\u201c\u534f\u8bae\u201d\u7684\u91cd\u8981\u6027\u4e0e\u8fde\u63a5\u4e00\u6837\u91cd\u8981\u3002\u4f7f\u7528<code>label<\/code>\u5c5e\u6027\u5728\u8fb9\u4e0a\u53ef\u4ee5\u8ba9\u4f60\u76f4\u63a5\u5728\u8fde\u7ebf\u4e2d\u8bb0\u5f55\u5177\u4f53\u7684\u901a\u4fe1\u673a\u5236\uff08\u4f8b\u5982\uff0c\u201cREST\/JSON\u201d\u3001\u201cgRPC\u201d\u3001\u201cTCP\/IP\u201d\uff09\u3002\u8fd9\u5bf9\u6545\u969c\u6392\u67e5\u548c\u57fa\u7840\u8bbe\u65bd\u5ba1\u8ba1\u6781\u4e3a\u91cd\u8981\u3002<\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">Graphviz<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqNkMFKw0AQhu+C7zDsuZIHkAhNDypUCEnBQ\/Ew3Z1mB7ezcXdTDeK7m7SaqiB0jjPz\/R8zhpuArYW6j4l2JbfkWAjeLy9gqCyDqaW9bLnpAib2chwHlGfDIV9W18eGeEOwjhZbyjf+bQYx9Y7y4DsxZGaw9ZIEd5SrO3J7SqxRPQ3sZKvppSNJjA60RRYwpB3+dKqlRwMFOhRNQcHVDah5eQ+3mOgVewVrhxtyg2G1KutD+gH7tTNCD6yDjxT2rAnmJ66pysW5WPEPNt1TDC\/SlqUB5xvWX6F\/1WNuRYYjLFBbOoVWhCZ7DJxIff\/SYLRkRtHHJ3Pnho8=\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7f16\u8f91 Graphviz<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">Graphviz<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNpLyUwvSizIUAiuLC5JzQ3ILEjNycxLVajm5VIAAn19hWdbG59t2PJ81\/6Xrb3P966DiBcl5mWnZBbZ+gRZQwTy8lNSFaKLMxILUm2T8it0FIpLKnNSbYvyS\/NSUlN0FNLy80ryEnNTbZU8UnPKUksykxOVYoF64da8XLjr6a7+l5P3PV284dmMPoi40ost81\/s3ft0bvuLhQufzlyhpKBrp6DkGOCp8HzvxKetm5UUonMSk1JzgKaGhAQEg00E60NWAtLydN+6Z3N6n3YtVHBE6EkPCnAmRosTDi1wtz\/taHs2Zf3Lht0v9k2EmoZiIci4oNSUzGKF53smP107A2Hei\/W79Z+2zVSChVdKYnFGagrIgloAcNSeRQ==\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-graphviz\"><code class=\"language-graphviz\" data-language=\"graphviz\" class=\"language-graphviz\">digraph SystemPipeline {\r\n    \/\/ \u6d41\u6c34\u7ebf\u914d\u7f6e\r\n    rankdir=LR;\r\n    node [shape=box, style=rounded, fontname=\"Helvetica\"];\r\n\r\n    \/\/ \u987a\u5e8f\u94fe\u58f0\u660e\r\n    \"\u8d1f\u8f7d\u5747\u8861\u5668\" -&gt; \"API \u7f51\u5173\" [label=\"HTTPS\"];\r\n    \"API \u7f51\u5173\" -&gt; \"\u5fae\u670d\u52a1 A\" [label=\"gRPC\"];\r\n    \"API \u7f51\u5173\" -&gt; \"\u5fae\u670d\u52a1 B\" [label=\"gRPC\"];\r\n    \r\n    \/\/ \u5206\u652f\u903b\u8f91\r\n    \"\u5fae\u670d\u52a1 A\" -&gt; \"Redis \u7f13\u5b58\" [label=\"\u8bfb\/\u5199\", style=dashed];\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNpLyUwvSizIUAiuLC5JzQ3ILEjNycxLVajm5VIAAn19hWdbG59t2PJ81\/6Xrb3P966DiBcl5mWnZBbZ+gRZQwTy8lNSFaKLMxILUm2T8it0FIpLKnNSbYvyS\/NSUlN0FNLy80ryEnNTbZU8UnPKUksykxOVYoF64da8XLjr6a7+l5P3PV284dmMPoi40ost81\/s3ft0bvuLhQufzlyhpKBrp6DkGOCp8HzvxKetm5UUonMSk1JzgKaGhAQEg00E60NWAtLydN+6Z3N6n3YtVHBE6EkPCnAmRosTDi1wtz\/taHs2Zf3Lht0v9k2EmoZiIci4oNSUzGKF53smP107A2Hei\/W79Z+2zVSChVdKYnFGagrIgloAcNSeRQ==\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit Graphviz in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNqNkMFKw0AQhu+C7zDsuZIHkAhNDypUCEnBQ\/Ew3Z1mB7ezcXdTDeK7m7SaqiB0jjPz\/R8zhpuArYW6j4l2JbfkWAjeLy9gqCyDqaW9bLnpAib2chwHlGfDIV9W18eGeEOwjhZbyjf+bQYx9Y7y4DsxZGaw9ZIEd5SrO3J7SqxRPQ3sZKvppSNJjA60RRYwpB3+dKqlRwMFOhRNQcHVDah5eQ+3mOgVewVrhxtyg2G1KutD+gH7tTNCD6yDjxT2rAnmJ66pysW5WPEPNt1TDC\/SlqUB5xvWX6F\/1WNuRYYjLFBbOoVWhCZ7DJxIff\/SYLRkRtHHJ3Pnho8=\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>\u5728 VPasCode \u4e2d\u7f16\u8f91 Graphviz<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<p id=\"FIgpRLc\"><img fetchpriority=\"high\" alt=\"\" class=\"alignnone size-full wp-image-654\" decoding=\"async\" fetchpriority=\"high\" height=\"122\" sizes=\"(max-width: 951px) 100vw, 951px\" src=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1905197c994.png\" srcset=\"https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1905197c994.png 951w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1905197c994-300x38.png 300w, https:\/\/www.vpascode.com\/wp-content\/uploads\/2026\/05\/img_6a1905197c994-768x99.png 768w\" width=\"951\"\/><\/p>\n<h2>\u901a\u8fc7\u6743\u91cd\u5fae\u8c03\u5e03\u5c40<\/h2>\n<p>\u5728 digraph \u8bed\u6cd5\u4e2d\uff0c\u6700\u88ab\u5ffd\u89c6\u7684\u529f\u80fd\u4e4b\u4e00\u662f<code>weight<\/code>\u5c5e\u6027\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cGraphviz \u5f15\u64ce\u4f1a\u5c1d\u8bd5\u6700\u5c0f\u5316\u8fb9\u7684\u603b\u957f\u5ea6\u3002\u901a\u8fc7\u589e\u52a0\u7279\u5b9a\u8fde\u63a5\u7684<code>weight<\/code>\u503c\uff08\u4f8b\u5982\uff0c<code>[weight=10]<\/code>\uff09\uff0c\u4f60\u5b9e\u9645\u4e0a\u662f\u5728\u544a\u8bc9\u5f15\u64ce\uff0c\u8fd9\u6761\u7279\u5b9a\u8def\u5f84\u6bd4\u5176\u4ed6\u8def\u5f84\u201c\u66f4\u77ed\u201d\u6216\u66f4\u91cd\u8981\uff0c\u4ece\u800c\u8feb\u4f7f\u8282\u70b9\u5f7c\u6b64\u9760\u5f97\u66f4\u8fd1\u3002<\/p>\n<h2>\u6218\u7565\u6700\u4f73\u5b9e\u8df5<\/h2>\n<ul>\n<li><strong>\u53ef\u89c6\u5316\u6b63\u5e38\u8def\u5f84\u4e0e\u9519\u8bef\u8def\u5f84\uff1a<\/strong>\u4f7f\u7528\u6761\u4ef6\u683c\u5f0f\u5316\u6765\u8868\u793a\u9519\u8bef\u5904\u7406\u3002\u5982\u679c\u67d0\u4e2a\u6d41\u7a0b\u53ef\u80fd\u5931\u8d25\uff0c\u521b\u5efa\u4e00\u6761\u8fd4\u56de\u6e90\u8282\u70b9\u6216\u201c\u9519\u8bef\u5904\u7406\u5668\u201d\u8282\u70b9\u7684\u8f85\u52a9\u6709\u5411\u8fb9\uff0c\u5e76\u5c06\u5176\u6837\u5f0f\u8bbe\u7f6e\u4e3a<code>color=red<\/code>\u548c<code>style=dashed<\/code>.<\/li>\n<li><strong>\u4f7f\u7528\u7aef\u53e3\u951a\u70b9\uff1a<\/strong>\u5bf9\u4e8e\u590d\u6742\u56fe\u793a\uff0c\u4f60\u53ef\u4ee5\u5c06\u8fb9\u8fde\u63a5\u5230\u8282\u70b9\u7684\u7279\u5b9a\u4fa7\u9762\uff08\u4f8b\u5982\uff0c<code>A:e 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