3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $d = new RecursiveArrayIterator(array( 1,2,3,4=>array(1,2,3), 5=>array(1),6 )); $parent = new ParentIterator($d); foreach($parent as $element) { echo $element . PHP_EOL; }
Output for 5.4.0 - 7.1.0
Notice: Array to string conversion in /in/QFQnl on line 9 Array Notice: Array to string conversion in /in/QFQnl on line 9 Array
Output for 5.1.0 - 5.3.29
Array Array
Output for 5.0.0 - 5.0.5
Fatal error: Class 'RecursiveArrayIterator' not found in /in/QFQnl on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: recursivearrayiterator in /in/QFQnl on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: recursivearrayiterator in /in/QFQnl on line 3