JSFiddle - React, Tailwind, and code Playground

by acwong

JavaScript

function printHello (ready) {
    return new Promise(function (resolve, reject) {
        if (ready) {
            resolve("Hello");
        } else {
            reject("Good bye!");
        }
    });
}

printHello(true).then(function (message) {
    return message;
}).then(function (message) {
    return message  + ' World';
}).then(function (message) {
    return message + '!';
}).then(function (message) {
    alert(message);
});