<!DOCTYPE html>
<html ng-app="app">
<head lang="en">
<meta charset="UTF-8">
<title>new $q constructor </title>
<script src="bower_components/angular/angular.min.js"></script>
<script src="app.js"></script>
</head>
<body ng-controller="MainCtrl as vm">
<button ng-click="vm.fire(true)">Reject it</button>
<button ng-click="vm.fire(false)">Resolve it</button>
<h3>Last Resolved Value</h3>
<pre>{{vm.resolveData | json}}</pre>
<h3>Last Rejected Value</h3>
<pre>{{vm.rejectData | json}}</pre>
</body>
</html>
/**
* Created by Answer1215 on 11/13/2014.
*/
function MainCtrl($q){
'use strict';
var vm = this;
vm.fire = fire;
vm.resolveData = null;
vm.rejectData = null;
function fire(rejectIt){
console.log('fire');
doAsync(rejectIt).then(function(data){
vm.resolveData = data;
}, function(error){
vm.rejectData = error;
});
}
//$q usually sepreate from the logic
function doAsync(rejectIt){
return $q(function(resolve, reject){
setTimeout(function(){
var doneTime = +new Date();
console.log(doneTime);
if(!rejectIt){
resolve({
resolveData: 'resolve it at '+doneTime
});
}else{
reject({
rejectData: 'reject it at '+doneTime
});
}
}, 500);
});
}
}
angular.module('app',[])
.controller('MainCtrl', MainCtrl);
Read More: http://jsbin.com/jetoyo/4/edit?html,js,output