Example

var haschildren = node.hasChildNodes();

In the example above, the variable haschildren will have value true if node has any child nodes.

So in this next HTML example, if node were the p element then hasChildNodes would return true — it has a text node and an image inside it. But if node were the img, which has no child nodes, hasChildNodes would return false:

<p>
  Here is a big smiley face:
  <img src="bigsmiley.gif" alt="(big smile)" />
</p>