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This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Opens an XDomainRequest which is configured to use a given method (GET/POST) and URL.


xdr.open(method, url);


The HTTP method to use for the request. (GET or POST)
The URL to which to send the request.


var xdr = new XDomainRequest();
xdr.open("get", "http://example.com/api/method");


Not part of any specification.

Browser compatibility

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
XDomainRequest No support No support 8.0
No support 9.0
No support No support
Feature Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
XDomainRequest No support No support ? No support No support

Document Tags and Contributors

 Contributors to this page: Sebastianz, teoli, Sheppy, AndrewMcGivery
 Last updated by: Sebastianz,