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Trouver la région à laquelle appartient un département

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  1. $liste_regions = array (
  2. 	"Alsace" => array(67,68),
  3. 	"Aquitaine" => array(24,33,40,47,64),
  4. 	"Auvergne" => array ("03",15,43,63),
  5. 	"Basse-Normandie" => array (14,50,61),
  6. 	"Bourgogne" => array (21,58,71,89),
  7. 	"Bretagne" => array (22,29,35,56),
  8. 	"Centre" => array (18,28,36,37,41,45),
  9. 	"Champagne-Ardenne" => array ("08",10,51,52),
  10. 	"Corse" => array(20),
  11. 	"DOM-TOM" => array(97),
  12. 	"Franche-Comté" => array (25,39,70,90),
  13. 	"Haute-Normandie" => array (27,76),
  14. 	"Ile de France" => array(75,77,78,91,92,93,94,95),
  15. 	"Languedoc-Roussillon" => array(11,30,34,48,66),
  16. 	"Limousin" => array(19,23,87),
  17. 	"Lorraine" => array (54,55,57,88),
  18. 	"Midi-Pyrénées" => array("09",12,31,32,46,65,81,82),
  19. 	"Nord / Pas-de-Calais" => array(59,62),
  20. 	"Pays de la Loire" => array (44,49,53,72,85),
  21. 	"Picardie" => array ("02",60,80),
  22. 	"Poitou-Charentes" => array (16,17,79,86),
  23. 	"PACA" => array("04","05","06",13,83,84),
  24. 	"Rhône-Alpes" => array ("01","07",26,38,42,69,73,74)
  25. );
  26.  
  27. // Renvoie la région à partir du code postal ou du numéro de département
  28. function region($codepostal) 
  29. {
  30. 		global $liste_regions;
  31. 		$departement = substr($codepostal,0,2);
  32.  
  33. 		foreach($liste_regions as $region => $liste_dep) 
  34. 		{
  35. 			if (in_array($departement, $liste_dep))
  36. 			{
  37. 				return $region;
  38. 			}
  39. 		}		
  40. }
  41. print region(35170); 
  42. // Renvoie Bretagne

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