{"id":4574,"date":"2023-01-04T16:23:38","date_gmt":"2023-01-04T08:23:38","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4574"},"modified":"2023-01-04T16:23:38","modified_gmt":"2023-01-04T08:23:38","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8react-js%e7%b5%84%e4%bb%b6%e5%b5%8c%e5%a5%97%e8%a7%86%e5%9b%be","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/react-js\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8react-js%e7%b5%84%e4%bb%b6%e5%b5%8c%e5%a5%97%e8%a7%86%e5%9b%be\/","title":{"rendered":"\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528React.js\u7d44\u4ef6\u5d4c\u5957\u89c6\u56fe"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"React, React \u7d44\u4ef6\u5d4c\u5957\u89c6\u56fe, Nested Views\"><\/p>\n<h1>\u4f7f\u7528 React.js \u5be6\u73fe\u7d44\u4ef6\u5d4c\u5957\u89c6\u56fe(Nested Views)<\/h1>\n<p>React.js \u662f\u4e00\u500b\u7528\u65bc\u69cb\u5efa\u7528\u6236\u754c\u9762\u7684 JavaScript 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Views)\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5c07\u4e0d\u540c\u7684\u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4ee5\u69cb\u5efa\u66f4\u8907\u96dc\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5c07\u4e0d\u540c\u7684\u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4ee5\u69cb\u5efa\u66f4\u8907\u96dc\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2>\u70ba\u4ec0\u9ebc\u8981\u4f7f\u7528\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\uff1f<\/h2>\n<p>\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5c07\u4e0d\u540c\u7684\u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4ee5\u69cb\u5efa\u66f4\u8907\u96dc\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u69cb\u5efa\u591a\u5c64\u6b21\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u4e26\u4e14\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u7ba1\u7406\u548c\u7dad\u8b77\u61c9\u7528\u7a0b\u5e8f\u7684\u7d50\u69cb\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\u9084\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u69cb\u5efa\u53ef\u91cd\u7528\u7684\u7d44\u4ef6\uff0c\u4e26\u4e14\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u5c07\u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4ee5\u69cb\u5efa\u66f4\u8907\u96dc\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\uff1f<\/h2>\n<p>\u4f7f\u7528 React.js \u7684\u7d44\u4ef6\u5d4c\u5957\u89c6\u5716\u529f\u80fd\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u9700\u8981\u5728\u7d44\u4ef6\u4e2d\u4f7f\u7528 <code>React.Children.map()<\/code> \u65b9\u6cd5\u5c31\u53ef\u4ee5\u5c07\u4e0d\u540c\u7684\u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\u3002<\/p>\n<p>\u8209\u500b\u4f8b\u5b50\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b <code>Parent<\/code> \u7d44\u4ef6\uff0c\u5b83\u6709\u5169\u500b\u5b50\u7d44\u4ef6\uff1a<code>Child1<\/code> \u548c <code>Child2<\/code>\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u7a0b\u5f0f\u78bc\u5c07\u5b83\u5011\u7d44\u5408\u5728\u4e00\u8d77\uff1a<\/p>\n<pre class=\"brush: javascript\">\nclass Parent extends React.Component {\n  render() {\n    return (\n      <div>\n        {React.Children.map(this.props.children, child => {\n          return child;\n        })}\n      <\/div>\n    );\n  }\n}\n\nclass Child1 extends React.Component {\n  render() {\n    return <div>Child1<\/div>;\n  }\n}\n\nclass Child2 extends React.Component {\n  render() {\n    return <div>Child2<\/div>;\n  }\n}\n\nReactDOM.render(\n  <Parent>\n    <Child1 \/>\n    <Child2 \/>\n  <\/Parent>,\n  document.getElementById('root')\n);\n<\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 <code>React.Children.map()<\/code> \u65b9\u6cd5\u5c07 <code>Child1<\/code> \u548c <code>Child2<\/code> \u7d44\u4ef6\u7d44\u5408\u5728\u4e00\u8d77\uff0c\u4e26\u5c07\u5b83\u5011\u6e32\u67d3\u5230 <code>Parent<\/code> \u7d44\u4ef6\u4e2d\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>React.js 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