SO - 24320237

by Arun P Johny

HTML

<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.2.18/angular.js"></script>
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.1.1/css/bootstrap.css">
<script src="http://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.1.1/js/bootstrap.js"></script>
<button ng-click="toggle = !toggle">{{toggleText}}</button>
<div class="box on" ng-show="toggle" ng-animate="'box'">On</div>

JavaScript

var app = angular.module('my-app', [], function () {

})

app.controller('AppController', function ($scope) {
    $scope.toggle = true;
    
    $scope.$watch('toggle', function(){
        $scope.toggleText = $scope.toggle ? 'Toggle!' : 'some text';
    })
})