สอบถามเกี่ยวกับการกำหนดเงื่อนไขข้อเเสดงความ Linenotify หน่อยครับ

$mysqli = new mysqli('db', 'username', 'password', 'database');
 
if($stmt = $mysqli ->prepare("SELECT * FROM customer WHERE name = ?")) {
   $stmt->bind_param("s", $name); 
   $stmt->execute(); 
   $stmt->store_result();
   $rows = $stmt->num_rows;
   $message = ($rows >= 1) ? "\n Completed\n" : "\n Please login or register!!!\n";
}
$stmt->close();

$header = "Subscribe MTX";
define('LINE_API', "https://notify-api.line.me/api/notify");
$token = "...."; 
$res = notify_message($message, $token);

//...