AbortController

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since ⁨March 2019⁩.

Note: This feature is available in Web Workers.

The AbortController interface represents a controller object that allows you to abort one or more Web requests as and when desired.

You can create a new AbortController object using the AbortController() constructor. Communicating with an asynchronous operation is done using an AbortSignal object.

Constructor

AbortController(): Creates a new AbortController object instance.

Instance properties

AbortController.signal Read only: Returns an AbortSignal object instance, which can be used to communicate with, or to abort, an asynchronous operation.

Instance methods

AbortController.abort(): Aborts an asynchronous operation before it has completed. This is able to abort fetch requests, consumption of any response bodies, and streams.