PHP – MySQL Bağlantısı Nasıl Yapılır?

Bi’şeyler bi’şşeyler..

<?php
 /*    Using "mysqli" instead of "mysql" that is obsolete.
       Change the value of parameter 3 if you have set a password on the root userid
       Add port number 3307 in parameter number 5 to use MariaDB instead of MySQL
 */
 
 $mysqli = new mysqli('127.0.0.1', 'root', '', '');

 if ($mysqli->connect_error) {
     die('Connect Error (' . $mysqli->connect_errno . ') '
             . $mysqli->connect_error);
 }
 echo '<p>Connection OK '. $mysqli->host_info.'</p>';
 echo '<p>Server '.$mysqli->server_info.'</p>';
 $mysqli->close();
?>