AngularJS Example:

by vrluckyin India

HTML

<div ng-app>
  <h2>Calculate</h2>

  <div ng-controller="TodoCtrl">
    <form>
        <li>Number 1: <input type="text" numeric ng-model="one"/> </li>
        <li>Number 2: <input type="text" numeric ng-model="two"/> </li>
            <li>Total <input type="text" numeric value="{{total()}}"/>  </li>      
        {{total()}}
                
    </form>
  </div>
</div>

CSS

</style> <!-- Ugly Hack due to jsFiddle issue: http://goo.gl/BUfGZ --> 
<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">
<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.0.2/angular.min.js"></script>
<style>
.done-true {
  text-decoration: line-through;
  color: grey;
}

JavaScript

function TodoCtrl($scope) {
 
    $scope.total = function(){
        return $scope.one + $scope.two;
    };
}