3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array(); $it = new ArrayIterator($arr); $arr[] = 0; foreach($it as $v) { echo $v;} foreach($arr as $v) { echo $v;}
based on mTOuG
Output for 5.0.0 - 7.1.0
0
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/sNvaK on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/sNvaK on line 4