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<?php
$host = "localhost";
$user = "root"; // Change this if you have a different DB user
$pass = "";     // Add your DB password if any
$db   = "user_registration";

$conn = new mysqli($host, $user, $pass, $db);

// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}
?>