Api deferred in EJ2 JavaScript Data control

23 Jun 20231 minute to read

Deferred is used to handle asynchronous operation.

Properties

catch Function

Defines the callback function triggers when the Deferred object is rejected.

promise Promise

Promise is an object that represents a value that may not be available yet, but will be resolved at some point in the future.

reject Function

Reject a Deferred object and call failCallbacks with the given args.

resolve Function

Resolve a Deferred object and call doneCallbacks with the given args.

then Function

Defines the callback function triggers when the Deferred object is resolved.