[es6] promise 기본 사용법

es6_promise.js

    $(function(){

        var promise1 = new Promise(function (resolve, reject) {
            $.getJSON("ajax경로1",function(result) {
                // 해결됨
                console.log("첫번째 Promise 완료");
                resolve(result);
            });
        });

        var promise2 = new Promise(function (resolve, reject) {
            $.getJSON("ajax경로2",function(result) {
                console.log("두번째 Promise 완료");
                resolve(result);
            });
        });
        Promise.all([promise1, promise2]).then(function (values) {
            console.log("모두 완료됨", values);
        });
        
    });