js then
doSomething()
.then(function(result) {
return doSomethingElse(result);
})
.catch(failureCallback);js then
doSomething()
.then(function(result) {
return doSomethingElse(result);
})
.catch(failureCallback);then js
new Promise( (res, rej) => {
setTimeout(() => res(1), 1000);
}).then( (res) => {
console.log(res); // 1
return res*2
}).then( (res) => {
console.log(res); // 2
});.then javascript
const promise2 = doSomething().then(successCallback, failureCallback);Copyright © 2021 Codeinu
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