3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array('foo', '', ' '); echo "Before: \n\n" , var_dump($array); $array = array_filter($array); echo "\n\nAfter: \n\n" , var_dump($array);
Output for 4.3.0 - 7.2.0
Before: array(3) { [0]=> string(3) "foo" [1]=> string(0) "" [2]=> string(1) " " } After: array(2) { [0]=> string(3) "foo" [2]=> string(1) " " }