var email = "Awesome@example.com";

$scope.emailInfo = '';

//emailOnClick() is a ng-click on DOM.

$scope.emailOnClick = function() {

    $scope.emailInfo = $('.option-clicked').text().toLowerCase();

        email = $scope.emailInfo; //this will print "great@example.com"

        console.log($scope.emailInfo); //this will print "great@example.com" as well.

}

console.log(email); // this will print "awesome@example.com"

console.log($scope.emailInfo); //this will print "awesome@example.com".