3v4l.org

run code in 300+ PHP versions simultaneously
<?php $function = function (T &$param = [1,2,3]) {}; var_dump((string)(new Reflection($function, 'param')));
Output for 5.4.0 - 5.4.30
Fatal error: Default value for parameters with a class type hint can only be NULL in /in/eUAId on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/eUAId on line 3
Process exited with code 255.
preferences:
182.68 ms | 1395 KiB | 67 Q