3v4l.org

run code in 300+ PHP versions simultaneously
<?php (function(string $thing){ echo $thing; }) (new class { function __toString() { return 'thing'; } }); expects: 'thing';
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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
thing
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected '(' in /in/S4lYU on line 6
Process exited with code 255.
preferences:
207.59 ms | 402 KiB | 227 Q