array(6) {
  ["protocole"]=>
  string(5) "mysql"
  ["serveur"]=>
  string(9) "127.0.0.1"
  ["port"]=>
  string(4) "3306"
  ["bd"]=>
  string(5) "cours"
  ["ut"]=>
  string(4) "root"
  ["mdp"]=>
  string(0) ""
}