isEqualNode

Summary

Determines whether two nodes are equal in their type, name and namespace.

Method of dom/Nodedom/Node

Syntax

var isEqual = node.isEqualNode(/* see parameter list */);

Parameters

otherNode

Data-type

DOM Node

The node to be compared to the node that is executing the method.

Return Value

Returns an object of type BooleanBoolean

Whether the node specified in the otherNode parameter is equal to the current node.

Examples

In the follow example if #targetElm is the first div element of the document ‘true’ will be displayed.

var targetElm = document.getElementById("targetElm");
var firstDiv = document.getElementsByTagName("div")[0];

alert( targetElm.isEqualNode(firstDiv) );

Usage

 This method determines whether or not two nodes are equal.  Nodes are considered equal when the values of the following attributes are equal:

• nodeType
• nodeName
• localName
• namespaceURI

Notes

Nodes can be equal without being the same. Use isSameNode to determine if two nodes are the same.

Related specifications

DOM Level 3 Core

Recommendation

Attributions

• Mozilla Developer Network : [Node.isEqual Article]

• Microsoft Developer Network: [isEqualNode Method Article]