Angular: Empty Fiddle
http://angularjs.org/
by Ravindra Athreya
HTML
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<div ng-controller="MyCtrl">
<form class="well" name="formTest" ng-class="{'submitted': submitted}" ng-submit="save()" >
<div class="form-group">
<label for="name">Name*</label>
<input type="name" class="form-control" id="name" placeholder="Enter name" ng-model="name" required />
</div>
<button type="submit" class="btn btn-default" ng-click="submitted= true;">Submit</button>
</form>
</div>
<style>
.submitted .ng-invalid{
border: 1px solid red;
}
</style>
JavaScript
var myApp = angular.module('myApp', []);
function MyCtrl($scope) {
$scope.save = function () {
};
}