js chaining promises code example
Example 1: javascript promise chain
promise
.then(...)
.then(...)
.then(...)
.catch(...)
coinflip(10)
.then(betAgain)
.then(betAgain)
.then(betAgain)
.then(result => {
console.log(`OMG, WE DID THIS! TIME TO TAKE ${result} HOME!`);
})
.catch(handleRejection);
Example 2: promise chaining
new Promise(function(resolve, reject) {
setTimeout(() => resolve(1), 1000);
}).then(function(result) {
alert(result);
return result * 2;
}).then(function(result) {
alert(result);
return result * 2;
}).then(function(result) {
alert(result);
return result * 2;
});
Example 3: .then javascript
const promise2 = doSomething().then(successCallback, failureCallback);