<!DOCTYPE html> <html lang="se"> <head> <meta charset="UTF-8"> <title>Person write</title> </head> <body> <?php include("User.php"); function addUser($user) { $file = "../../../userData/M2-09-users.dat"; if(file_exists($file)) { $users = unserialize(file_get_contents($file)); $users[] = $user; file_put_contents($file, serialize($users)); } else { $users = array(); $users[] = $user; file_put_contents($file, serialize($users)); } } function isPresent($userToFind) { $file = "../../../userData/M2-09-users.dat"; if (file_exists($file)) { $userArray = unserialize(file_get_contents($file)); } else return false; foreach($userArray as $user) { if($userToFind->getUsername() == $user->getUsername() && $userToFind->getPassword() == $user->getPassword()) return true; } return false; } ?> </body> </html>