3v4l.org

run code in 300+ PHP versions simultaneously
<?php function bla($arr = fopen('bla', 'rw')) { var_dump($arr); } bla(); bla(null); bla(array());
Output for 5.3.0 - 5.3.27, 5.4.0 - 5.4.19
Parse error: syntax error, unexpected '(', expecting ')' in /in/cVOgh on line 4
Process exited with code 255.
preferences:
181.98 ms | 1395 KiB | 55 Q