AngularJS
Good tutorials:
Example
<!DOCTYPE html>
<html ng-app="exampleApp" >
<head>
<title>AngularJS Demo</title>
<link href="bootstrap.css" rel="stylesheet" />
<link href="bootstrap-theme.css" rel="stylesheet" />
<script src="angular.js"></script>
<script>
var myApp = angular.module("exampleApp", []);
myApp.controller("dayCtrl", function ($scope) {
// controller statements will go here
});
</script>
</head>
<body>
<div class="panel" ng-controller="dayCtrl">
<div class="page-header">
<h3>AngularJS App</h3>
</div>
<h4>Today is {{day || "(unknown)"}}</h4>
</div>
</body>
</html>
Utility methods
angular.isString(o);
angular.lowercase(o);
angular.uppercase(o);