Javascript Reference - HTML DOM isEqualNode Method

The isEqualNode() method checks if two nodes are equal.

Browser Support


`isEqualNode`	Yes	9.0	Yes	Yes	Yes

Syntax

node.isEqualNode(node)

Parameters

Parameter	Type	Description
node	Node object	Required. The node to compare

Return Value

It returns a Boolean type.

true if the two nodes are equal, otherwise false.

Example

The following code shows how to check if two list items are equal.


<!DOCTYPE html>
<html>
<body>
<button onclick="myFunction('myList1','myList2')">Compare List 1 and 2</button>
<ul id="myList1"><li>A</li><li>C</li></ul>
<ul id="myList2"><li>B</li><li>D</li></ul>
<script>
function myFunction(x,y)<!-- ww  w .j  av  a2s . co  m-->
{
    var item1=document.getElementById(x).firstChild;
    var item2=document.getElementById(y).firstChild;
    console.log(item1.isEqualNode(item2));
}
</script>

</body>
</html>

The code above is rendered as follows: