3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class My {} $my = new My(); debug_zval_dump($my); $foo = function () use ($my) { debug_zval_dump($my); }; $foo(); $foo(); debug_zval_dump($my);
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
object(My)#1 (0) refcount(2){ } object(My)#1 (0) refcount(4){ } object(My)#1 (0) refcount(4){ } object(My)#1 (0) refcount(3){ }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/s7AZh on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/s7AZh on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/s7AZh on line 8
Process exited with code 255.