3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(0,null,3,null); array_filter($array, function($var){return !is_null($var);} ); print_r($array );
Output for 5.3.0 - 7.1.0
Array ( [0] => 0 [1] => [2] => 3 [3] => )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/0lElY on line 4
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/0lElY on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/0lElY on line 4
Process exited with code 255.