<div ng-app = "App1" ng-controller = "studentController">
     Enter first name: <input type = "text" ng-model = "student.firstName"><br><br>
     Enter last name: <input type = "text" ng-model = "student.lastName"><br>
     <br>
     
     Hi {{student.fullName()}}! 
  </div>
  
  <script>
     var App1 = angular.module("App1", []);
     
     App1.controller('studentController', function($scope) {
        $scope.student = {
           firstName: "",
           lastName: "",
           
           fullName: function() {
              var studentFullName;
              studentFullName = $scope.student;
              return " " + studentFullName.firstName + " " + studentFullName.lastName;
           }
        };
     });
  </script>