3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $longs = array(1, 2, 3, 42, 9834672); $bin = call_user_func_array('pack', array('l*') + $longs); var_dump($bin);
Output for 4.3.0 - 7.2.0
string(16) "*��"