MutationObserver

Read More at MDN DocsView Spec

Safe to Use

MutationObserver is considered safe to use.

It’s supported by 94% of global browsers.

Browsers

ChromeMar 26, 2013v26.0.0
26%╱100%
100% of Chrome users are running a supported version.
SafariOct 22, 2013v7.0.0
5%╱100%
100% of Safari users are running a supported version.
EdgeJul 28, 2015v12.0.0
5%╱100%
100% of Edge users are running a supported version.
FirefoxJul 17, 2012v14.0.0
3%╱100%
100% of Firefox users are running a supported version.

Version Breakdown

 
Agent
Support
Adoption
Chrome
Mar 26, 2013 v26.0.0
26%╱100%
100% of Chrome users are running a supported version.
Mar 26, 2013 – Latest
v26.0.0+
26%╱100%

Full Support

Mar 28, 2012 – Latest
v18.0.0+
26%╱100%

Implemented with the vendor prefix: WebKit

Chrome Android
Apr 3, 2013 v26.0.0
36%╱100%
100% of Chrome Android users are running a supported version.
Apr 3, 2013 – Latest
v26.0.0+
36%╱100%

Full Support

Jun 27, 2012 – Latest
v18.0.0+
36%╱100%

Implemented with the vendor prefix: WebKit

Edge
Jul 28, 2015 v12.0.0
5%╱100%
100% of Edge users are running a supported version.
Jul 28, 2015 – Latest
v12.0.0+
5%╱100%

Full Support

Firefox
Jul 17, 2012 v14.0.0
3%╱100%
100% of Firefox users are running a supported version.
Jul 17, 2012 – Latest
v14.0.0+
3%╱100%

Full Support

Firefox for Android
Jun 26, 2012 v14.0.0
Firefox for Android supports this feature.
Jun 26, 2012 – Latest
v14.0.0+

Full Support

Internet Explorer
Oct 17, 2013 v11.0.0
0%╱83%
There are no users of Internet Explorer running a supported version.
Oct 17, 2013 – Latest
v11.0.0+
0%╱83%

Full Support

 
Quest Browser
Unknown v5.0.0
Quest Browser supports this feature.
Unknown
v5.0.0+

Full Support

Unknown
v5.0.0+

Implemented with the vendor prefix: WebKit

Opera
Jul 2, 2013 v15.0.0
1%╱100%
100% of Opera users are running a supported version.
Jul 2, 2013 – Latest
v15.0.0+
1%╱100%

Full Support

Opera Android
May 21, 2013 v14.0.0
Opera Android supports this feature.
May 21, 2013 – Latest
v14.0.0+

Full Support

Safari
Oct 22, 2013 v7.0.0
5%╱100%
100% of Safari users are running a supported version.
Oct 22, 2013 – Latest
v7.0.0+
5%╱100%

Full Support

Jul 25, 2012 – Latest
v6.0.0+
5%╱100%

Implemented with the vendor prefix: WebKit

Safari on iOS
Sep 18, 2013 v7.0.0
17%╱100%
There are no users of Safari on iOS running a supported version.
Sep 18, 2013 – Latest
v7.0.0+
17%╱100%

Full Support

Sep 10, 2012 – Latest
v6.0.0+
17%╱100%

Implemented with the vendor prefix: WebKit

Samsung Internet
Sep 25, 2013 v1.5.0
2%╱100%
100% of Samsung Internet users are running a supported version.
Sep 25, 2013 – Latest
v1.5.0+
2%╱100%

Full Support

Apr 27, 2013 – Latest
v1.0.0+
2%╱100%

Implemented with the vendor prefix: WebKit

WebView Android
Dec 9, 2013 v4.4.0
WebView Android supports this feature.
Dec 9, 2013 – Latest
v4.4.0+

Full Support

Sep 3, 2014 – Latest
v37.0.0+

Implemented with the vendor prefix: WebKit

See Also

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