3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $myArray = array( 0, NULL, '', 'true', true, '0', -1 ); print_r( array_filter($myArray) );
Output for 4.3.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
Array ( [3] => true [4] => 1 [6] => -1 )
Output for hhvm-3.12.0

Process exited with code 137.