Promise
When the called function finishes its work asynchronously , a function on the promise object called a resolution (or fulfillment, or completion) handler is called to let the original caller know that the task is complete.
Promise
A
Promise
is an object
that's returned by a function
that has not yet completed its work. The promise literally represents a promise made by the function that it will eventually return a result through the promise object.
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Updated on April 20, 2024 by Datarist.