Javascript DOM How to - Check node type

Question

We would like to know how to check node type.

Answer


<!DOCTYPE html>
<html>
<body>
  <p id="amount">
    <span></span>
  </p><!--from w w w .  ja  va2  s  .c om-->
<script type='text/javascript'>

    var amount = document.getElementById('amount'),
        text = 'new text';
    console.log(amount.firstChild.nodeType);
    

</script>
</body>
</html>

The code above is rendered as follows: