Chapter 2: Using the uppercase and lowercase filters

HTML

<script src="https://code.angularjs.org/1.3.2/angular.min.js"></script>
<div ng-app="myApp">
    <div ng-controller="Ctrl">
        <p>{{ data.text | uppercase }}</p>
        <p>{{ data.nums | uppercase }}</p>
        <p>{{ data.specialChars | uppercase }}</p>
        <p>_{{ data.whitespace | uppercase }}_</p>
        <hr />
        <p>{{ data.text | lowercase }}</p>
        <p>{{ data.nums | lowercase }}</p>
        <p>{{ data.specialChars | lowercase }}</p>
        <p>_{{ data.whitespace | lowercase }}_</p>
    </div>
</div>

JavaScript

angular.module('myApp', [])
.controller('Ctrl', function ($scope) {
    $scope.data = {
        text: 'The QUICK brown Fox JUMPS over The LAZY dog',
        nums: '0123456789',
        specialChars: '!@#$%^&*()',
        whitespace: '     '
    };
});