XMLHttpRequest.abort() - Web APIs 编辑

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

XMLHttpRequest.abort()

Parameters

None.

Return value

undefined

Example

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

var xhr = new XMLHttpRequest(),
    method = "GET",
    url = "/wiki/";
xhr.open(method, url, true);

xhr.send();

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

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Using XMLHttpRequest