angularjs - Run controller in angular js -

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i new angularjs made 1 example call controller not able call controller ...

this sample code 

<head>      <meta charset="utf-8">     <title>insert title here</title>     <script type="text/javascript" src="js/jquery-1.9.0.js"></script>     <script type="text/javascript" src="angularjs/angular.min.js"></script> </head>  <body ng-app="">     <div data-ng-controller="mycontroller">     </div>     <script>         function mycontroller($scope, $http) {             alert("alert");         }     </script> </body>

try this

<body ng-app="learning">     <div data-ng-controller="mycontroller">     </div>     <script>         angular.module("learning", [])             .controller("mycontroller", function($scope, $http) {                 alert("alert");             });     </script> </body>

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