3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $hexstream = array(); for ($i = 0; $i < 23; $i++) $hexstream['pack'][$i] = pack('v', $i); echo $hexstream['pack'];
Output for 5.4.0 - 7.1.0
Notice: Array to string conversion in /in/pfkqu on line 5 Array
Output for 4.3.0 - 5.3.29
Array