Node.hasChildNodes()

The Node.hasChildNodes() method returns a Boolean value indicating whether the current Node has child nodes or not.

Syntax

JavaScript

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node.hasChildNodes()

The next example removes the first child node inside the element with the id "foo" if foo has child nodes.

js;highlight:[3]

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var foo = document.getElementById("foo");

if ( foo.hasChildNodes() ) { 
  foo.removeChild( foo.childNodes[0] );
}

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/node/haschildnodes