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Home > Web Front-end > JS Tutorial > js check whether there is a duplicate ID implementation code on the page_javascript skills

js check whether there is a duplicate ID implementation code on the page_javascript skills

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Release： 2016-05-16 17:28:47
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方法一：

复制代码 代码如下:




  New Document
 


 


方法二：

复制代码 代码如下:




  New Document
 




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