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XMLHttpRequest: abort() method

The XMLHttpRequest.abort() method aborts the request if it has already been sent. When a request is aborted, its readyState is changed to XMLHttpRequest.UNSENT (0) and the request's status code is set to 0.

Syntax

js

abort()

Parameters

None.

Return value

None (undefined).

Examples

This example begins loading content from the MDN home page, then due to some condition, aborts the transfer by calling abort().

js

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

xhr.send();

if (OH_NOES_WE_NEED_TO_CANCEL_RIGHT_NOW_OR_ELSE) {
  xhr.abort();
}

Specifications

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
abort 1 12 1 5 ≤12.1 1.2 4.4 18 4 ≤12.1 1 1.0

See also

© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/abort