XMLHttpRequestEventTarget

XMLHttpRequestEventTarget is the interface that describes the event handlers you can implement in an object that will handle events for an XMLHttpRequest.

Properties

XMLHttpRequestEventTarget.onabort

The function to call when a request is aborted.

XMLHttpRequestEventTarget.onerror

The function to call when a request encounters an error.

XMLHttpRequestEventTarget.onload

The function to call when an HTTP request returns after successfully loading content.

XMLHttpRequestEventTarget.onloadstart

A function that gets called when the HTTP request first begins loading data.

XMLHttpRequestEventTarget.onprogress

A function that is called periodically with information about the progress of the request.

XMLHttpRequestEventTarget.ontimeout

A function that is called if the event times out; this only happens if a timeout has been previously established by setting the value of the XMLHttpRequest object's timeout attribute.

XMLHttpRequestEventTarget.onloadend

A function that is called when the load is completed, even if the request failed.

Specifications

Browser compatibility

See also

• XMLHttpRequest
• Using XMLHttpRequest