Angular js filters
<!DOCTYPE html> <html> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script> <body> <div ng-app="myApp" ng-controller="personCtrl"> <p>The name is {{ lastName | uppercase }}</p> </div> <script> angular.module('myApp', []).controller('personCtrl', function($scope) { $scope.firstName = "John", $scope.lastName = "Doe" }); </script> </body> </html>