3v4l.org

run code in 300+ PHP versions simultaneously
<?php define ("db_user", "*"); define ("db_pswd", "*"); define ("db_host", "*"); define ("db_name", "*"); $dbconnect = mysql_connect(db_host, db_user, db_pswd, db_name); if (!$dbconnect) { die ("Error: connection to databese failed."); } echo "You have successfully connected to the databese"; ?>

preferences:
26.14 ms | 404 KiB | 5 Q