Angular scripts for form validation

app.js

var app = angular.module("app", []);

app.controller("LoginFormController", ['$scope', function ($scope) {
    
    $scope.emailRegex = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;

    $scope.loginFormSubmit = function (event) {
        $scope.validation = true;
        if (!$scope.loginform.$valid) {
            event.preventDefault();
            return;
        }
    }
}
]);