30 || strlen($firstname) > 40 || strlen($surname) > 40){ echo 'Please ahear to maxlength of fields'; }else{ if ($password != $password_again) { echo 'Passwords do not match'; } else { $query = "SELECT `username` FROM `users` WHERE `username` ='$username'"; $query_run = mysqli_query($con, $query); if (mysqli_num_rows($query_run) == 1) { echo 'The username ' . $username . 'already exists'; } else { $query = "INSERT INTO `users` VALUES(NULL ,'" . mysqli_real_escape_string($con, $username) . "','" . mysqli_real_escape_string($con, $password_hash) . "','" . mysqli_real_escape_string($con, $firstname) . "','" . mysqli_real_escape_string($con, $surname) . "')"; if($query_run = mysqli_query($con,$query)){ header('Location: register_success.php'); } else { echo 'We could not register you!'; } } } } } else { echo 'All fields are required'; } } ?>

Username:


Password:


Password again:


Firstname:


Surname: