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Element: hasAttribute() method

The Element.hasAttribute() method returns a Boolean value indicating whether the specified element has the specified attribute or not.

Syntax

js

hasAttribute(name)

Parameters

name

is a string representing the name of the attribute.

Return value

A boolean.

Examples

js

const foo = document.getElementById("foo");
if (foo.hasAttribute("bar")) {
  // do something
}

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
# ref-for-dom-element-hasattribute①

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
hasAttribute 1 12 1 8 8 1 4.4 18 4 10.1 1 1.0

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