3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $k = range(1, 60); $v = range(1, 60); echo sizeof($ids) . "\n"; echo sizeof($v); $db = array_combine($k, $v);
Output for 7.2.0 - 7.3.1
Notice: Undefined variable: ids in /in/IqQ59 on line 5 Warning: sizeof(): Parameter must be an array or an object that implements Countable in /in/IqQ59 on line 5 0 60
Output for 5.6.38, hhvm-3.18.5 - 3.21.3, 7.1.0 - 7.1.25
Notice: Undefined variable: ids in /in/IqQ59 on line 5 0 60
Output for hhvm-3.22.0
Notice: Undefined variable: ids in /in/IqQ59 on line -1 0 60