Element.firstElementChild

Table of contents

  1. 1. Summary
  2. 2. Syntax and values
  3. 3. Example
  4. 4. See also
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Table of contents
  1. 1. Summary
  2. 2. Syntax and values
  3. 3. Example
  4. 4. See also

Introduced in Gecko 1.9.1

(Firefox 3.5 / Thunderbird 3.0 / SeaMonkey 2.0)

« Gecko DOM Reference

Summary

firstElementChild returns the element's first child element or null if there are no child elements.

Syntax and values

var childNode = elementNodeReference.firstElementChild;

childNode is a reference to the first child element of the element node, or null if there isn't one..

This attribute is read-only.

Example

<p id="para-01">
  <span>First span</span>
</p>

<script type="text/javascript">
  var p01 = document.getElementById('para-01');
  alert(p01.firstElementChild.nodeName)
</script>

In this example, the alert shows "SPAN", which is the name of the first child node of the paragraph element.

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