x-39-php-9019/vendor/workerman/validation/data/iso_3166-2/LU.php

<?php
return [
  "country" => "Luxembourg",
  "subdivisions" => [
    "CA" => "Capellen",
    "CL" => "Clerf",
    "DI" => "Diekirch",
    "EC" => "Echternach",
    "ES" => "Esch an der Alzette",
    "GR" => "Grevenmacher",
    "LU" => "Luxembourg",
    "ME" => "Mersch",
    "RD" => "Redange",
    "RM" => "Remich",
    "VD" => "Veianen",
    "WI" => "Wiltz"
  ]
];