How to delete all nodes in javascript

Javascript method to delete all nodes: first get the parent node; then use the firstElementChild attribute to get the first child node based on the parent node; finally use a while loop and the "child node.remove()" statement to loop through and delete All child nodes are sufficient.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

javascript delete all nodes

    
  
 
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remove () method can be used to delete all elements on the parent node, including all text and child nodes.

firstElementChild only gets the first element node

[Recommended learning:javascript advanced tutorial]

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