3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = new ArrayIterator(); var_dump(array_filter($x));
based on FksFV
Output for 5.3.0 - 5.6.21, 7.0.0 - 7.1.0
Warning: array_filter() expects parameter 1 to be array, object given in /in/MZuqn on line 5 NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: array_filter() expects parameter 1 to be an array or collection in /in/MZuqn on line 5 NULL
Output for 5.0.0 - 5.2.17
Warning: array_filter(): The first argument should be an array in /in/MZuqn on line 5 NULL
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/MZuqn on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/MZuqn on line 3