{"id":4744,"date":"2023-01-04T18:03:28","date_gmt":"2023-01-04T10:03:28","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4744"},"modified":"2023-01-04T18:03:28","modified_gmt":"2023-01-04T10:03:28","slug":"%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e3%80%8c%e6%8e%a7%e5%88%b6textarea%e8%ae%8a%e6%88%90%e9%9d%9e%e6%8e%a7%e5%88%b6%e3%80%8d%e7%9a%84%e9%8c%af%e8%aa%a4","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/react-js\/%e8%a7%a3%e6%b1%bareact-js%e4%b8%ad%e3%80%8c%e6%8e%a7%e5%88%b6textarea%e8%ae%8a%e6%88%90%e9%9d%9e%e6%8e%a7%e5%88%b6%e3%80%8d%e7%9a%84%e9%8c%af%e8%aa%a4\/","title":{"rendered":"\u89e3\u6c7aReact.js\u4e2d\u300c\u63a7\u5236Textarea\u8b8a\u6210\u975e\u63a7\u5236\u300d\u7684\u932f\u8aa4"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"React.js, Error, Controlled Textarea, Uncontrolled\"><\/p>\n<h1>React.js &#8220;Error: A component is changing a controlled textarea to be uncontrolled&#8221; 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javascript\">\nhandleChange(event) {\n  this.setState({value: event.target.value});\n}\n<\/pre>\n<p>\u901a\u904e\u5c07\u6587\u672c\u5340\u57df\u8a2d\u7f6e\u70ba\u53d7\u63a7\uff0c\u60a8\u5c31\u53ef\u4ee5\u907f\u514d\u51fa\u73fe\u201cError: A component is changing a controlled textarea to be uncontrolled\u201d\u932f\u8aa4\u3002<\/p>\n<p>\u7e3d\u4e4b\uff0cReact.js \u201cError: A component is changing a controlled textarea to be uncontrolled\u201d\u662f\u4e00\u500b\u5e38\u898b\u7684\u932f\u8aa4\uff0c\u53ef\u4ee5\u901a\u904e\u5c07\u6587\u672c\u5340\u57df\u8a2d\u7f6e\u70ba\u53d7\u63a7\u4f86\u89e3\u6c7a\u3002\u901a\u904e\u5c07\u6587\u672c\u5340\u57df\u8a2d\u7f6e\u70ba\u53d7\u63a7\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u6587\u672c\u5340\u57df\u7684\u503c\u7531 React \u7684 state \u63a7\u5236\uff0c\u800c\u4e0d\u662f\u7531 DOM 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