public class test
{
    public static void updateUserTitle() {

        System.out.printf("\n");
        System.out.println("Please enter a valid user ID: ");

        String titleInput = console.nextLine();
        User foundUser = null;

        for (int i=0; i <= currentUsers; i++) {
            if (titleInput == userArray[i].userID)
            {
                foundUser = userArray[i];
            }
        }

        if(foundUser!=null)
        {
            System.out.println("Please enter the new name for the user: ");

                 String newName = console.nextLine();

                 empArray[i].username = newName;
        }
        else
        {
            System.out.println("User not found");
        }

}