Returns if a country is in Europe, in PHP

country_is_in_europe.php

<?php

// Returns if a country is in Europe
// Pass in country name or code e.g.  'Spain' or 'ES'.
function country_is_in_europe( $country ) {

  // Our list of countries
  $countries = array(
    'AT' => 'Austria',
    'BE' => 'Belgium',
    'BG' => 'Bulgaria',
    'HR' => 'Croatia',
    'CY' => 'Cyprus',
    'CZ' => 'Czech Republic',
    'DK' => 'Denmark',
    'EE' => 'Estonia',
    'FI' => 'Finland',
    'FR' => 'France',
    'DE' => 'Germany',
    'GR' => 'Greece',	
    'HU' => 'Hungary',
    'IE' => 'Ireland',
    'IT' => 'Italy',
    'LV' => 'Latvia',
    'LT' => 'Lithuania',
    'LU' => 'Luxembourg',
    'MT' => 'Malta',
    'NL' => 'Netherlands',
    'PL' => 'Poland',
    'PT' => 'Portugal',
    'RO' => 'Romania',
    'SK' => 'Slovakia',
    'SI' => 'Slovenia',
    'ES' => 'Spain',
    'SE' => 'Sweden',
    'GB' => 'United Kingdom'    
  );
  
  return array_key_exists($country, $countries) || in_array($country, $countries);
 
}

?>