3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $res = "a:1:{s:7:\"'allow'\";s:1:\"1\";}"; $res = unserialize($res); echo $res;
based on bJf8o
Output for 5.4.0 - 7.2.0
Notice: Array to string conversion in /in/0rmNY on line 5 Array
Output for 4.3.0 - 5.3.29
Array