Element.removeAttributeNS()

The removeAttributeNS() method of the Element interface removes the specified attribute from an element.

Syntax

element.removeAttributeNS(namespace, attrName);

Parameters

namespace is a string that contains the namespace of the attribute.
attrName is a string that names the attribute to be removed from the current node.

Example

// Given:
//   <div id="div1" xmlns:special="http://www.mozilla.org/ns/specialspace"
//     special:specialAlign="utterleft" width="200px" />
d = document.getElementById("div1");
d.removeAttributeNS("http://www.mozilla.org/ns/specialspace", "specialAlign");
// Now: <div id="div1" width="200px" />

Notes

DOM methods dealing with element's attributes:

Not namespace-aware, most commonly used methods	Namespace-aware variants (DOM Level 2)	DOM Level 1 methods for dealing with `Attr` nodes directly (seldom used)	DOM Level 2 namespace-aware methods for dealing with `Attr` nodes directly (seldom used)
`setAttribute` (DOM 1)	`setAttributeNS`	`setAttributeNode`	`setAttributeNodeNS`
`getAttribute` (DOM 1)	`getAttributeNS`	`getAttributeNode`	`getAttributeNodeNS`
`hasAttribute` (DOM 2)	`hasAttributeNS`	-	-
`removeAttribute` (DOM 1)	`removeAttributeNS`	`removeAttributeNode`	-

Specifications

Specification
DOM Standard (DOM) # ref-for-dom-element-removeattributens①

Browser compatibility

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	WebView Android	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet
`removeAttributeNS`	1	12	1	9	≤12.1	1	1	18	4	≤12.1	1	1.0

In Firefox 3 and later, this method resets DOM values to their defaults.

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https://developer.mozilla.org/en-US/docs/Web/API/Element/removeAttributeNS