JSFiddle - React, Tailwind, and code Playground

JavaScript

var towait = [];

towait.push($.get("http://echo.jsontest.com/", function (data) {
    console.log("get 1");
}));

towait.push($.get("http://echo.jsontest.com/", function (data) {
    console.log("get 2");
}));

towait.push($.get("http://echo.jsontest.com/", function (data) {
    console.log("get 3");
}));

$.when.apply($,towait).done(function(){ console.log('DONE')});