3v4l.org

run code in 300+ PHP versions simultaneously
<?php $email = user@example.com; echo(substr($email), strpos($email, "@"));
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.20
Parse error: syntax error, unexpected '@' in /in/0SnW9 on line 2
Process exited with code 255.
preferences:
170.43 ms | 1395 KiB | 56 Q