NodeType three attribute values of

 

There are three Nodetype

1 element nodes are typically acquired element node (the most common)

var d = document.getElementById("john");      

alert(d.nodeType)   1

2 attribute nodes (to use getAttributeNode acquired)

      var d = document.getElementById("john").getAttributeNode("name");

      alert(d.nodeType)   2

3. Text node node acquires the plain text is the text node