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 inWeb Workers.

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

You can create a newAbortController object using theAbortController() constructor. Communicating with an asynchronous operation is done using anAbortSignal object.

Constructor

AbortController(): Creates a newAbortController object instance.

Instance properties

AbortController.signalRead only: Returns anAbortSignal 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 abortfetch requests, consumption of any response bodies, and streams.