Saveliy Asked:2022-06-28 01:22:28 +0000 UTC2022-06-28 01:22:28 +0000 UTC 2022-06-28 01:22:28 +0000 UTC 如何在反应中添加或删除元素的jsx属性? 772 据我了解,setAttribute、getAttribute 等方法在 react 中不起作用。那么我怎样才能删除,例如,一个属性,如只读?通过 createRef 和 removeAttribute 尝试,没有用 javascript reactjs 1 个回答 Voted Best Answer Maxim 2022-06-28T02:52:48Z2022-06-28T02:52:48Z 关于readonly可以通过state import { useState } from "react"; import "./styles.css"; export default function App() { const [isReadonly, setIsReadonly] = useState(true); return ( <div> <input type="text" readOnly={isReadonly}/> <button onClick={()=> setIsReadonly(prevState => !prevState)}/> </div> ); }
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readonly可以通过state