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keyword\">const</span> data <span class=\"token operator\">=</span> <span class=\"token punctuation\">{</span>\n  nodes<span class=\"token punctuation\">:</span> <span class=\"token punctuation\">[</span>\n    <span class=\"token punctuation\">{</span>\n      id<span class=\"token punctuation\">:</span> <span class=\"token string\">'node1'</span><span class=\"token punctuation\">,</span>\n      x<span class=\"token punctuation\">:</span> <span class=\"token number\">100</span><span class=\"token punctuation\">,</span>\n      y<span class=\"token punctuation\">:</span> <span class=\"token number\">100</span><span class=\"token punctuation\">,</span>\n      shape<span class=\"token punctuation\">:</span> <span class=\"token string\">'rect'</span><span class=\"token punctuation\">,</span>\n      label<span class=\"token punctuation\">:</span> <span class=\"token string\">'rect'</span><span class=\"token punctuation\">,</span>\n    <span class=\"token punctuation\">}</span><span class=\"token punctuation\">,</span>\n  <span class=\"token punctuation\">]</span><span class=\"token punctuation\">,</span>\n<span class=\"token punctuation\">}</span><span class=\"token punctuation\">;</span>\n\n<span class=\"token keyword\">const</span> graph <span class=\"token operator\">=</span> <span class=\"token keyword\">new</span> <span class=\"token class-name\">G6<span class=\"token punctuation\">.</span>Graph</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">{</span>\n  container<span class=\"token punctuation\">:</span> <span class=\"token string\">'mountNode'</span><span class=\"token punctuation\">,</span>\n  width<span class=\"token punctuation\">:</span> <span class=\"token number\">500</span><span class=\"token punctuation\">,</span>\n  height<span class=\"token punctuation\">:</span> <span class=\"token number\">500</span><span class=\"token punctuation\">,</span>\n<span class=\"token punctuation\">}</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span>\ngraph<span class=\"token punctuation\">.</span><span class=\"token function\">data</span><span class=\"token punctuation\">(</span>data<span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span>\ngraph<span class=\"token punctuation\">.</span><span class=\"token function\">render</span><span class=\"token punctuation\">(</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span>\n\n<span class=\"token keyword\">const</span> node <span class=\"token operator\">=</span> graph<span class=\"token punctuation\">.</span><span class=\"token function\">findById</span><span class=\"token punctuation\">(</span><span class=\"token string\">'node1'</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span>\ngraph<span class=\"token punctuation\">.</span><span class=\"token function\">update</span><span class=\"token punctuation\">(</span>node<span class=\"token punctuation\">,</span> <span class=\"token punctuation\">{</span>\n  style<span class=\"token punctuation\">:</span> <span class=\"token punctuation\">{</span>\n    stroke<span class=\"token punctuation\">:</span> <span class=\"token string\">'blue'</span><span class=\"token punctuation\">,</span>\n  <span class=\"token punctuation\">}</span><span class=\"token punctuation\">,</span>\n  labelCfg<span class=\"token punctuation\">:</span> <span class=\"token punctuation\">{</span>\n    style<span class=\"token punctuation\">:</span> <span class=\"token punctuation\">{</span>\n      fill<span class=\"token punctuation\">:</span> <span class=\"token string\">'red'</span><span class=\"token punctuation\">,</span>\n      shadowOffsetX<span class=\"token punctuation\">:</span> <span class=\"token number\">10</span><span class=\"token punctuation\">,</span>\n      shadowOffsetY<span class=\"token punctuation\">:</span> <span class=\"token number\">10</span><span class=\"token punctuation\">,</span>\n      shadowColor<span class=\"token punctuation\">:</span> <span class=\"token string\">'blue'</span><span class=\"token punctuation\">,</span>\n      shadowBlur<span class=\"token punctuation\">:</span> <span class=\"token number\">10</span><span class=\"token punctuation\">,</span>\n    <span class=\"token punctuation\">}</span><span class=\"token punctuation\">,</span>\n  <span class=\"token punctuation\">}</span><span class=\"token punctuation\">,</span>\n<span class=\"token punctuation\">}</span><span class=\"token punctuation\">)</span><span class=\"token punctuation\">;</span>\n</code></pre></div>","position":{"start":{"line":26,"column":1,"offset":833},"end":{"line":62,"column":4,"offset":1353}}},{"type":"text","value":"\n"},{"type":"element","tagName":"p","properties":{},"children":[{"type":"text","value":"通过以上代码修改node中文本的样式，效果如下图：","position":{"start":{"line":64,"column":1,"offset":1355},"end":{"line":64,"column":26,"offset":1380}}}],"position":{"start":{"line":64,"column":1,"offset":1355},"end":{"line":64,"column":26,"offset":1380}}},{"type":"text","value":"\n"},{"type":"element","tagName":"p","properties":{},"children":[{"type":"element","tagName":"img","properties":{"src":"https://cdn.nlark.com/yuque/0/2019/png/244306/1567404022599-698a424a-5c1d-4218-84e7-61b27ba0c33f.png#align=left&display=inline&height=391&name=image.png&originHeight=782&originWidth=778&search=&size=118744&status=done&width=389","alt":"image.png"},"children":[],"position":{"start":{"line":66,"column":1,"offset":1382},"end":{"line":66,"column":242,"offset":1623}}}],"position":{"start":{"line":66,"column":1,"offset":1382},"end":{"line":66,"column":242,"offset":1623}}}],"position":{"start":{"line":1,"column":1,"offset":0},"end":{"line":67,"column":1,"offset":1624}}}}