HTML DOM Element isEqualNode() Method
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Definition and Usage
isEqualNode() the method checks whether two nodes are equal.
If two elements (or nodes) are equal,isEqualNode() Returns true.
If all of the following conditions are true, the two nodes are equal:
- They have the same nodeType
- They have the same nodeName
- They have the same NodeValue
- They have the same nameSpaceURI
- They have the same childNodes and all of its descendants
- They have the sameAttributesand attribute values
- They have the same localName and prefix
Tip:Note: isSameNode() Method to detect whether two nodes are the same node.
See also:
Example
Check if two list items in two different lists are equal:
var item1 = document.getElementById("myList1").firstChild;
var item2 = document.getElementById("myList2").firstChild;
var x = item1.isEqualNode(item2);
Syntax
element.isEqualNode(node)
or
node.isEqualNode(node)
Parameter
| Parameter | Description |
|---|---|
| node | Required. The node to be compared. |
Return Value
| Type | Description |
|---|---|
| Boolean Value | Returns true if two nodes are equal, otherwise returns false. |
Browser Support
element.isEqualNode() It is a DOM Level 3 (2004) feature.
All browsers fully support it:
| Chrome | IE | Edge | Firefox | Safari | Opera |
|---|---|---|---|---|---|
| Chrome | IE | Edge | Firefox | Safari | Opera |
| Support | 9-11 | Support | Support | Support | Support |
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