promises-order.js

var a = Q.delay(100).thenResolve("a is done");
var b = Q.delay(110).thenResolve("b is done");
var c = Q.delay(120).thenResolve("c is doen");

Q.all([a, b, c]).spread(function (a, b, c) { console.log("all", a, b, c); });

a.then(function (a) { console.log("a only", a); });