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第四十二题：React 获取 ref 的方法都有哪些？ #42

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Ray-56 opened this issue Oct 14, 2019 · 1 comment
Open

第四十二题：React 获取 ref 的方法都有哪些？ #42

Ray-56 opened this issue Oct 14, 2019 · 1 comment
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React 前端框架

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@Ray-56
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Ray-56 commented Oct 14, 2019

React 获取 ref 的方法都有哪些？
@Ray-56 Ray-56 added the React 前端框架 label Oct 14, 2019
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具体实现

this.$ref.title //可以用于获取dom节点元素（对于html元素使用ref的情况，ref本身引用的就是该元素的实际dom节点）

ReactDOM.findDOMNdoe(ref) // 可以获取挂载后的真正dom节点

以上，共两种

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@Ray-56 @MMmaXingXing