3v4l.org

run code in 300+ PHP versions simultaneously
<?php /** * A class file to connect to database */ class DB_CONNECT { // constructor function __construct() { // connecting to database $this->connect(); } // destructor function __destruct() { // closing db connection $this->close(); } /** * Function to connect with database */ function connect() { // import database connection variables require_once __DIR__ . '/db_config.php'; // Connecting to mysql database // $con = mysql_connect(DB_SERVER, DB_USER, DB_PASSWORD) or die(mysql_error()); $db = new mysqli(DB_SERVER, DB_USER, DB_PASSWORD,DB_DATABASE); if($db->connect_errno > 0){ die('Unable to connect to database [' . $db->connect_error . ']'); } else { echo "Connessione Avvenuta con successo"; } // Selecing database // $db = mysql_select_db(DB_DATABASE) or die(mysql_error()) or die(mysql_error()); // returing connection cursor return $db; } /** * Function to close db connection */ function close() { // closing db connection mysql_close(); } } ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6

preferences:
294.56 ms | 406 KiB | 460 Q