javascript promise
var promise = new Promise(function(resolve, reject) {
// do some long running async thing…
if (/* everything turned out fine */) {
resolve("Stuff worked!");
}
else {
reject(Error("It broke"));
}
});
//usage
promise.then(
function(result) { /* handle a successful result */ },
function(error) { /* handle an error */ }
);js promise
const executorFunction = (resolve, reject) => {
if (someCondition) {
resolve('I resolved!');
} else {
reject('I rejected!');
}
}
const myFirstPromise = new Promise(executorFunction);Copyright © 2021 Codeinu
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