HTML DOM isDefaultNamespace Method

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# HTML DOM isDefaultNamespace() Method

Element Object

## Example

See if the defined namespace is the default namespace:

document.documentElement.isDefaultNamespace('http://www.w3.org/1999/xhtml');

The result will be:

true
Try it yourself »

## Definition and Usage

The isDefaultNamespace() method returns true if the specified namespace is default, otherwise false.

## Browser Support

The isDefaultNamespace() method is supported in all major browsers.

Note: Internet Explorer 8 and earlier does not support this method.

## Syntax

node.isDefaultNamespace(namespaceURI)

## Parameters

Parameter | Type | Description
--- | --- | ---
namespaceURI | String | Required. The URI of the namespace you want to check

## Return Value

Type | Description
--- | ---
Boolean | true if the namespace is default, otherwise false

## Technical Details

DOM Version | Core Level 3 Node Object

Element Object

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