XMLHttpRequest
Widely available
The XMLHttpRequest API makes HTTP requests. It's the predecessor to fetch(). Also known as XHR.
To learn more, see
XMLHttpRequest API at MDN.
Compatibility
- Chrome 1 Released on 2008-12-11
- Chrome Android 18 Released on 2012-06-27
- Edge 12 Released on 2015-07-29
- Firefox 1 Released on 2004-11-09
- Firefox for Android 4 Released on 2011-03-29
- Safari 3 Released on 2007-10-26
- Safari on iOS 1 Released on 2007-06-29
Specifications
- XMLHttpRequest Standard, from XMLHttpRequest Workstream (WHATWG).