The XMLHttpRequestEventTarget.onabort is the function called when an XMLHttpRequest transaction is aborted, such as when the XMLHttpRequest.abort() function is called.
Syntax
XMLHttpRequest.onabort = callback;
Values
callbackis the function to be executed when the transaction is aborted.
Example
var xmlhttp = new XMLHttpRequest(),
method = 'GET',
url = 'https://developer.mozilla.org/';
xmlhttp.open(method, url, true);
xmlhttp.onabort = function () {
console.log('** The request was aborted');
};
xmlhttp.send();
//..
xmlhttp.abort(); // This will invoke our onabort handler above
Specifications
| Specification | Status | Comment |
|---|---|---|
| XMLHttpRequest | Living Standard | WHATWG living standard |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
onabort | Chrome Full support Yes | Edge Full support ≤18 | Firefox Full support Yes | IE Full support 10 | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support Yes | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
