#Promise #callback

Promise.js

let cleanRoom = function() {
    return new Promise(function(resolve, reject){
        resolve(' Cleaned The Room');
    });
};

let removeGarbage = function(message) {
    return new Promise(function(resolve, reject){
        resolve(message + ' remove Garbage');
    });
};

let winIceream = function(message) {
    return new Promise(function(resolve, reject){
        resolve(message +' won Icecream');
    });
};

cleanRoom().then(function(result){
    return removeGarbage(result);
}).then(function(result){
    return winIceream(result);
}).then(function(result){
    console.log('finished' + result);
})