3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function f(&$a) {} function g($a) { $v = $a; return $v; } $a = function() {}; $c = &g("a"); $d = &3; f(g(3));
Output for 5.4.0 - 5.5.3
Parse error: syntax error, unexpected '3' (T_LNUMBER) in /in/HLmFF on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_LNUMBER in /in/HLmFF on line 10
Process exited with code 255.