3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = "XXX_5878789@bulgaricommunication.com"; $search = "XXXX_"; if (strpos($email, $search, 0) === 0){ echo "ciao"; }
Output for 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 - 8.3.7
preferences:
181.36 ms | 404 KiB | 292 Q