XMLHttpRequest.abort()

The XMLHttpRequest.abort() method aborts the request if it has already been sent. When a request is aborted, its readyState is set to 0 (UNSENT), but the readystatechange event is not fired.

Syntax

JavaScript
xhrInstance.abort();

Parameters

None.

Return value

Void.

Example

JavaScript
var xhr = new XMLHttpRequest(),
    method = "GET",
    url = "https://developer.mozilla.org/";
xhr.open(method,url,true);

xhr.send();

xhr.abort();

Specifications

Specification Status Comment
XMLHttpRequest Living Standard WHATWG living standard

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 1 ? 5[1]
7
(Yes) 1.2
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? 1.0 (Yes) ? ? ?

[1] This feature was implemented via ActiveXObject(). Internet Explorer implements the standard XMLHttpRequest since version 7.

See also

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/xmlhttprequest/abort

abort AJAX API HTTP HttpRequest Method Reference XHR XMLHttpRequest