How to get node elements using JS

This article mainly introduces the simple method of obtaining node elements in JS, and analyzes the related operation techniques of javascript to obtain page node elements and modify element attributes in the form of examples. Friends in need can refer to the following

Examples of this article A simple way to get node elements in JS. Share it with everyone for your reference, the details are as follows:

  
  




  
 
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Operation effect:

The above is what I compiled for everyone. I hope it will be helpful to everyone in the future. .

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