{"id":6478,"date":"2023-01-08T21:11:27","date_gmt":"2023-01-08T13:11:27","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6478"},"modified":"2023-01-08T21:11:27","modified_gmt":"2023-01-08T13:11:27","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8react-js%e4%b8%ad%e7%9a%84reactlistfind%e5%8a%9f%e8%83%bd-2","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%e4%b8%ad%e7%9a%84reactlistfind%e5%8a%9f%e8%83%bd-2\/","title":{"rendered":"\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528React.JS\u4e2d\u7684ReactListFind\u529f\u80fd"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"React, React List, Find\"><\/p>\n<h1>\u4f7f\u7528 React.JS \u4f86\u67e5\u627e React List<\/h1>\n<p>React.JS \u662f\u4e00\u500b\u7531 Facebook \u6240\u958b\u767c\u7684 JavaScript \u51fd\u5f0f\u5eab\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5efa\u7acb\u51fa\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u5efa\u7acb\u51fa\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\uff0c\u4e26\u4e14\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u67e5\u627e React List\u3002<\/p>\n<p><!--more--><\/p>\n<p>React List \u662f\u4e00\u500b\u7531 React.JS \u6240\u63d0\u4f9b\u7684\u8cc7\u6599\u7d50\u69cb\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u67e5\u627e\u8cc7\u6599\u3002\u5b83\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5bb9\u6613\u5730\u67e5\u627e\u8cc7\u6599\uff0c\u4e26\u4e14\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u5feb\u901f\u5730\u67e5\u627e\u8cc7\u6599\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528 React.JS \u4f86\u67e5\u627e React List<\/h2>\n<p>\u8981\u4f7f\u7528 React.JS \u4f86\u67e5\u627e React List\uff0c\u958b\u767c\u8005\u9700\u8981\u5148\u5b89\u88dd React.JS\uff0c\u4e26\u4e14\u5c07\u5b83\u52a0\u5165\u5230\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\u4e2d\u3002\u63a5\u8457\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528 React.JS \u4e2d\u7684 <code>map()<\/code> \u51fd\u5f0f\u4f86\u67e5\u627e React List\u3002<\/p>\n<pre class=\"brush: javascript\">\nconst list = [\n  {\n    id: 1,\n    name: 'John'\n  },\n  {\n    id: 2,\n    name: 'Jane'\n  },\n  {\n    id: 3,\n    name: 'Jack'\n  }\n];\n\nconst findName = (list, id) => {\n  return list.map(item => {\n    if (item.id === id) {\n      return item.name;\n    }\n  });\n};\n\nconst name = findName(list, 2);\nconsole.log(name); 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