{"id":2269,"date":"2026-05-26T09:02:41","date_gmt":"2026-05-26T09:02:41","guid":{"rendered":"https:\/\/www.vpascode.com\/tw\/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\/tw\/docs\/vpascode-docs\/graphviz-digraph-syntax-guide\/","title":{"rendered":"Graphviz \u6709\u5411\u5716\u8a9e\u6cd5\u6307\u5357\uff1a\u9032\u968e\u6709\u5411\u5716"},"content":{"rendered":"<p>\u5728\u7cfb\u7d71\u67b6\u69cb\u8207\u8cc7\u6599\u79d1\u5b78\u9818\u57df\u4e2d\uff0c<strong>\u6709\u5411\u5716<\/strong>\uff08\u6709\u5411\u5716\uff09\u662f\u8868\u793a\u55ae\u5411\u6d41\u52d5\u7684\u4e3b\u8981\u5de5\u5177\u3002\u8207\u50c5\u8868\u793a\u7c21\u55ae\u95dc\u806f\u7684\u7121\u5411\u5716\u4e0d\u540c\uff0c\u6709\u5411\u5716\u5229\u7528\u5411\u91cf\u4f86\u50b3\u9054<em>\u56e0\u679c\u95dc\u4fc2\u3001\u9806\u5e8f\u8207\u4f9d\u8cf4\u6027<\/em>\u3002\u7121\u8ad6\u60a8\u662f\u5728\u5efa\u6a21 Kubernetes Pod \u7684\u901a\u8a0a\u8def\u5f91\u3001CI\/CD \u7ba1\u9053\uff0c\u9084\u662f\u8907\u96dc\u7684\u8cc7\u6599\u5eab\u67e5\u8a62\u57f7\u884c\u8a08\u756b\uff0c\u6709\u5411\u5716\u8a9e\u6cd5\u90fd\u80fd\u63d0\u4f9b\u6240\u9700\u7684\u7cbe\u78ba\u5ea6\uff0c\u5c07\u62bd\u8c61\u908f\u8f2f\u8f49\u5316\u70ba\u8996\u89ba\u5316\u7684\u85cd\u5716\u3002<\/p>\n<h2>\u6709\u5411\u908a\u7684\u904b\u4f5c\u6a5f\u5236<\/h2>\n<p>\u6709\u5411\u5716\u7684\u5b9a\u7fa9\u7279\u5fb5\u5728\u65bc\u4f7f\u7528\u6709\u5411\u908a\u904b\u7b97\u5b50\uff1a<code>-&gt;<\/code>\u3002\u9019\u500b\u7c21\u55ae\u7684\u8a9e\u6cd5\u544a\u8a34\u4f48\u5c40\u5f15\u64ce\uff0c\u8cc7\u8a0a\u5f9e\u4f86\u6e90\u7bc0\u9ede\u6d41\u5411\u76ee\u6a19\u7bc0\u9ede\u3002\u7136\u800c\uff0c\u9019\u500b\u57fa\u672c\u904b\u7b97\u5b50\u80cc\u5f8c\u96b1\u85cf\u8457\u5f37\u5927\u7684\u529f\u80fd\u3002\u4f48\u5c40\u5f15\u64ce\u5229\u7528\u9019\u4e9b\u65b9\u5411\u5411\u91cf\u4f86\u8a08\u7b97\u300c\u5c64\u7d1a\u300d\uff0c\u6709\u6548\u5730\u7d44\u7e54\u60a8\u7684\u5716\u8868\uff0c\u4ee5\u986f\u793a\u7cfb\u7d71\u5982\u4f55\u5f9e\u5165\u53e3\u9ede\u9010\u6b65\u63a8\u9032\u81f3\u51fa\u53e3\u9ede\u3002<\/p>\n<h3>1. \u63a7\u5236\u6d41\u52d5\u65b9\u5411\u6027<\/h3>\n<p>\u9810\u8a2d\u60c5\u6cc1\u4e0b\uff0c<code>dot<\/code>\u4f48\u5c40\u5f15\u64ce\u6703\u5617\u8a66\u5c07\u60a8\u7684\u5716\u8868\u5f9e\u4e0a\u81f3\u4e0b\u6392\u5217\u3002\u7136\u800c\uff0c\u4f01\u696d\u7cfb\u7d71\u901a\u5e38\u66f4\u9069\u5408\u4ee5\u6c34\u5e73\u65b9\u5f0f\u5448\u73fe\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528<code>rankdir<\/code>\u5c6c\u6027\u4f86\u63a7\u5236\u6709\u5411\u5716\u7684\u6574\u9ad4\u6d41\u5411\uff1a<\/p>\n<ul>\n<li><code>rankdir=TB\uff1b\u9810\u8a2d\u7531\u4e0a\u81f3\u4e0b\u7684\u4f48\u5c40\u3002<\/code>\uff1a\u9810\u8a2d\u7531\u4e0a\u81f3\u4e0b\u7684\u4f48\u5c40\u3002<\/li>\n<li><code>rankdir=LR\uff1b\u7531\u5de6\u81f3\u53f3\u7684\u6d41\u52d5\uff0c\u9069\u5408\u7528\u65bc\u6d41\u7a0b\u7ba1\u9053\u3002<\/code>\uff1a\u7531\u5de6\u81f3\u53f3\u7684\u6d41\u52d5\uff0c\u9069\u5408\u7528\u65bc\u6d41\u7a0b\u7ba1\u9053\u3002<\/li>\n<li><code>rankdir=BT\uff1b\u7531\u4e0b\u81f3\u4e0a\uff0c\u9069\u7528\u65bc\u5806\u758a\u5f0f\u6216\u5411\u4e0a\u64f4\u5c55\u7684\u67b6\u69cb\u3002<\/code>\uff1a\u7531\u4e0b\u81f3\u4e0a\uff0c\u9069\u7528\u65bc\u5806\u758a\u5f0f\u6216\u5411\u4e0a\u64f4\u5c55\u7684\u67b6\u69cb\u3002<\/li>\n<li><code>rankdir=RL\uff1b\u7531\u53f3\u81f3\u5de6\uff0c\u5e38\u898b\u65bc\u7279\u6b8a\u8cc7\u6599\u8655\u7406\u5716\u8868\u4e2d\u3002<\/code>\uff1a\u7531\u53f3\u81f3\u5de6\uff0c\u5e38\u898b\u65bc\u7279\u6b8a\u8cc7\u6599\u8655\u7406\u5716\u8868\u4e2d\u3002<\/li>\n<\/ul>\n<h2>\u9032\u968e\u7d50\u69cb\u6280\u8853<\/h2>\n<p>\u9664\u4e86\u7c21\u55ae\u7684\u7bc0\u9ede\u9593\u9023\u63a5\u4e4b\u5916\uff0c\u6709\u5411\u5716\u9084\u5141\u8a31\u9ad8\u5ea6\u8907\u96dc\u7684\u7d50\u69cb\u5206\u7d44\u8207\u95dc\u4fc2\u5efa\u6a21\u3002<\/p>\n<h3>\u591a\u908a\u93c8\u7d50<\/h3>\n<p>\u60a8\u53ef\u4ee5\u5728\u55ae\u4e00\u884c DOT \u7a0b\u5f0f\u78bc\u4e2d\u5b9a\u7fa9\u5b8c\u6574\u7684\u8cac\u4efb\u93c8\u3002\u9019\u4e0d\u50c5\u80fd\u8b93\u60a8\u7684\u6a94\u6848\u5927\u5c0f\u4fdd\u6301\u53ef\u63a7\uff0c\u9084\u80fd\u6e05\u695a\u5730\u5448\u73fe\u6d41\u7a0b\u7684\u8996\u89ba\u6558\u4e8b\u3002\u7576\u60a8\u93c8\u7d50\u7bc0\u9ede\uff08\u4f8b\u5982<code>A -&gt; B -&gt; C -&gt; D<\/code>\uff09\uff0c\u5f15\u64ce\u6703\u5c07\u5176\u8996\u70ba\u908f\u8f2f\u5e8f\u5217\uff0c\u4e26\u512a\u5148\u4fdd\u6301\u9019\u4e9b\u7bc0\u9ede\u6cbf\u4e3b\u8981\u8def\u5f91\u5c0d\u9f4a\u3002<\/p>\n<h3>\u908a\u7de3\u6a19\u7c64\u7684\u529b\u91cf<\/h3>\n<p>\u5728\u67b6\u69cb\u4e2d\uff0c\u300c\u5354\u5b9a\u300d\u8207\u9023\u63a5\u4e00\u6a23\u91cd\u8981\u3002\u4f7f\u7528<code>\u6a19\u7c64<\/code>\u5c6c\u6027\u65bc\u908a\u7de3\u4e0a\uff0c\u53ef\u8b93\u60a8\u76f4\u63a5\u5728\u7dda\u689d\u4e0a\u8a18\u9304\u7279\u5b9a\u7684\u901a\u8a0a\u6a5f\u5236\uff08\u4f8b\u5982\uff1a\u300cREST\/JSON\u300d\u3001\u300cgRPC\u300d\u3001\u300cTCP\/IP\u300d\uff09\u3002\u9019\u5c0d\u65bc\u6545\u969c\u6392\u9664\u548c\u57fa\u790e\u8a2d\u65bd\u5be9\u8a08\u6975\u70ba\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\u7de8\u8f2f 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:eNpLyUwvSizIUAiuLC5JzQ3ILEjNycxLVajm5VIAAn19hefrFr5snPyytff53nUQwaLEvOyUzCJbnyBriEBefkqqQnRxRmJBqm1SfoWOQnFJZU6qbVF+aV5KaoqOQlp+XkleYm6qrZJHak5ZaklmcqJSLFAv3I4nOzY97Zj+sr\/j6brFTyd2QcSVXmxa8GJP59Odm18sXPh05golBV07BSXHAE+F59s2vZw+R0khOicxKTUHaGpISEAw2ESwPmQlIC1P9617Nqf3afdMBUeEnvSgAGditDjh0AJ3+9OOtmdT1r9s6n+xZz3UNBQLQcYFpaZkFis83b\/6af80hHkv1jUA+fpP169+2rpUCRZqKYnFGakpIGtqATmnn5U=\" \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    \/\/ \u7ba1\u9053\u914d\u7f6e\r\n    rankdir=LR;\r\n    node [shape=box, style=rounded, fontname=\"Helvetica\"];\r\n\r\n    \/\/ \u4e32\u5217\u93c8\u5ba3\u544a\r\n    \"\u8ca0\u8f09\u5e73\u8861\u5668\" -&gt; \"API \u7db2\u95dc\" [label=\"HTTPS\"];\r\n    \"API \u7db2\u95dc\" -&gt; \"\u5fae\u670d\u52d9 A\" [label=\"gRPC\"];\r\n    \"API \u7db2\u95dc\" -&gt; \"\u5fae\u670d\u52d9 B\" [label=\"gRPC\"];\r\n    \r\n    \/\/ \u5206\u652f\u908f\u8f2f\r\n    \"\u5fae\u670d\u52d9 A\" -&gt; \"Redis \u5feb\u53d6\" [label=\"\u8b80\u53d6\/\u5beb\u5165\", style=dashed];\r\n}<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com\/editor\/#graphviz:eNpLyUwvSizIUAiuLC5JzQ3ILEjNycxLVajm5VIAAn19hefrFr5snPyytff53nUQwaLEvOyUzCJbnyBriEBefkqqQnRxRmJBqm1SfoWOQnFJZU6qbVF+aV5KaoqOQlp+XkleYm6qrZJHak5ZaklmcqJSLFAv3I4nOzY97Zj+sr\/j6brFTyd2QcSVXmxa8GJP59Odm18sXPh05golBV07BSXHAE+F59s2vZw+R0khOicxKTUHaGpISEAw2ESwPmQlIC1P9617Nqf3afdMBUeEnvSgAGditDjh0AJ3+9OOtmdT1r9s6n+xZz3UNBQLQcYFpaZkFis83b\/6af80hHkv1jUA+fpP169+2rpUCRZqKYnFGakpIGtqATmnn5U=\" \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\u7de8\u8f2f 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>\u4f7f\u7528\u6b0a\u91cd\u5fae\u8abf\u4f48\u5c40<\/h2>\n<p>\u5728 digraph \u8a9e\u6cd5\u4e2d\uff0c\u6700\u88ab\u4f4e\u4f30\u7684\u529f\u80fd\u4e4b\u4e00\u662f<code>\u6b0a\u91cd<\/code>\u5c6c\u6027\u3002\u9810\u8a2d\u60c5\u6cc1\u4e0b\uff0cGraphviz \u5f15\u64ce\u6703\u5617\u8a66\u6700\u5c0f\u5316\u908a\u7684\u7e3d\u9577\u5ea6\u3002\u900f\u904e\u589e\u52a0\u7279\u5b9a\u9023\u63a5\u7684<code>\u6b0a\u91cd<\/code>\uff08\u4f8b\u5982\uff1a<code>[weight=10]<\/code>\uff09\uff0c\u60a8\u662f\u5728\u544a\u8a34\u5f15\u64ce\uff0c\u6b64\u7279\u5b9a\u8def\u5f91\u300c\u66f4\u77ed\u300d\u6216\u6bd4\u5176\u4ed6\u8def\u5f91\u66f4\u70ba\u95dc\u9375\uff0c\u8feb\u4f7f\u7bc0\u9ede\u5f7c\u6b64\u9760\u5f97\u66f4\u8fd1\u3002<\/p>\n<h2>\u6230\u7565\u6027\u6700\u4f73\u5be6\u52d9<\/h2>\n<ul>\n<li><strong>\u8996\u89ba\u5316\u6b63\u5e38\u8def\u5f91\u8207\u932f\u8aa4\u8def\u5f91\uff1a<\/strong>\u4f7f\u7528\u689d\u4ef6\u683c\u5f0f\u4f86\u8868\u793a\u932f\u8aa4\u8655\u7406\u3002\u5982\u679c\u67d0\u500b\u6d41\u7a0b\u53ef\u80fd\u5931\u6557\uff0c\u8acb\u5efa\u7acb\u4e00\u689d\u6b21\u8981\u7684\u6709\u5411\u908a\uff0c\u4f7f\u5176\u8fd4\u56de\u4f86\u6e90\u7bc0\u9ede\u6216\u300c\u932f\u8aa4\u8655\u7406\u5668\u300d\u7bc0\u9ede\uff0c\u4e26\u4ee5<code>color=red<\/code>\u8207<code>style=dashed<\/code>.<\/li>\n<li><strong>\u4f7f\u7528\u57e0\u9ede\u9328\u9ede\uff1a<\/strong>\u5c0d\u65bc\u8907\u96dc\u7684\u5716\u8868\uff0c\u60a8\u53ef\u4ee5\u5c07\u908a\u7dda\u9023\u63a5\u5230\u7bc0\u9ede\u7684\u7279\u5b9a\u5074\u9762\uff08\u4f8b\u5982\uff1a<code>A:e 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