Q parallel2.js

Q_parallel2.js

var Q = require('q');

var func = [];


func.push(function (){
    var d = Q.defer();
    d.resolve('a');
    console.log('a');
    return d.promise;
});

func.push(function () {
    console.log(arguments);
    var d = Q.defer();
    d.resolve('b');
    console.log('b');
    return d.promise;
});

var result = Q();
func.forEach(function (f) {
    result = result.then(f)
});