XMLHttpRequest: status property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Note: This feature is available in Web Workers, except for Service Workers.

The read-only XMLHttpRequest.status property returns the numerical HTTP status code of the XMLHttpRequest's response.

Before the request completes, the value of status is 0. Browsers also report a status of 0 in case of XMLHttpRequest errors.

Value

A number.

Examples

js
const xhr = new XMLHttpRequest();
console.log("UNSENT: ", xhr.status);

xhr.open("GET", "/server");
console.log("OPENED: ", xhr.status);

xhr.onprogress = () => {
  console.log("LOADING: ", xhr.status);
};

xhr.onload = () => {
  console.log("DONE: ", xhr.status);
};

xhr.send();

/**
 * Outputs the following:
 *
 * UNSENT: 0
 * OPENED: 0
 * LOADING: 200
 * DONE: 200
 */

Specifications

Specification
XMLHttpRequest Standard
# the-status-attribute

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android
status 1 12 1 8 1.2 18 4 10.1 1 1.0 4.4

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/status