<?php
$servername = "localhost";
$username = "root";
$password = "coucou";
$dbname = "outland";

try {
    $conn = new PDO("mysql:host=$servername;dbname=$dbname", $username, $password);
    // set the PDO error mode to exception
    $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
  }
catch(PDOException $e)
    {
    echo $sql . "<br>" . $e->getMessage();
    }

    $id = '';

if( isset( $_GET['id'])) {
    //deleting the row from table
    $sql = "DELETE FROM users WHERE id=:id";
    $query = $conn->prepare($sql);
    $query->execute(array(':id' => $_GET['id']));
}
    //redirecting to the display page (index.php in our case)
    header("Location:index.php");