<?php
try {
    $config = include('config.php');
    $bdd = new PDO('mysql:host='.$config['host'].';dbname='.$config['dbName'].';charset=utf8', $config['username'], $config['pw']);
} catch (Exception $e) {
    die('Erreur : '.$e->getMessage());
}
//SELECT * FROM `projetphp` WHERE `login` = 'aaazzze'
function userExist($login){
  $req = $bdd->prepare('SELECT * FROM `projetphp` WHERE `login` = :login');
  $req->execute(array('login' => htmlspecialchars($_POST["userToDel"])));
  if($req->rowCount() != 0)
  {
    return true;
  }
  else {
    return false;
  }
}
?>