3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(1, 2); $it = new ArrayIterator($array); $array[] = 3; while ($it->valid()) { echo $it->current(); $it->next(); } echo $it->valid() ? $it->current : "not valid";
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
12not valid
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/umWla on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/umWla on line 5