JavaScript promises MDN
new Promise((resolve, reject) => {
console.log('Initial');
resolve();
})
.then(() => {
throw new Error('Something failed');
console.log('Do this');
})
.catch(() => {
console.error('Do that');
})
.then(() => {
console.log('Do this, no matter what happened before');
});JavaScript promises MDN
doSomething()
.then(result => doSomethingElse(result))
.then(newResult => doThirdThing(newResult))
.then(finalResult => console.log(`Got the final result: ${finalResult}`))
.catch(failureCallback);Copyright © 2021 Codeinu
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