Coding PHP

1. <?php
// Istiharkandatabase
$servername ="localhost";
$username ="root";
$password ="";
$database ="db_sambungan";
// buatsambungan
$conn = mysqli_connect($servername,$username,$password,$database);
// uji sambungan
if (!$conn) {
die("SAMBUNGANGAGAL:".mysqli_connect_error());
}
else {
echo"SAMBUNGAN BERJAYA";
}
?>