.finally()
Returns a new Promise
object after the previous Promise in the chain has been resolved or rejected. This last part of the chain will execute no matter what.
Syntax
myPromiseObject.then(fulfilledPromiseCallback).finally(finalPromiseCallback);
.finally()
can be used with or without .then()
and/or .catch()
.
Example
const myPromise = new Promise((resolve, reject) => {if (2 + 2 === 4) {resolve('Fulfilled');} else {reject('Rejected');}});myPromise.then((result) => {console.log(result);}).catch((err) => {console.log(`${err.status} - ${err.errorType}: ${err.message}`);}).finally(() => console.log('Operations have ended.'));/*Output:FulfilledOperations have ended.*/