web api interface

AbortController

Available in 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

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

Instance methods

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

Examples

See the AbortSignal page for usage examples.

You can find a full working example on GitHub; you can also see it running live.

Specifications

SpecificationsStandards references are available on the canonical MDN page.

Browser compatibility

Browser compatibilityCompatibility data is available on the canonical MDN page.