3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function getFullColumnList() { $x=array("aaa_type", "sss"); return preg_grep("/a/",$x); } $a=getFullColumnList(); echo ($a);
based on BFt3X
Output for 5.4.0 - 7.2.0
Notice: Array to string conversion in /in/7kPVc on line 9 Array
Output for 4.3.0 - 5.3.29
Array