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run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array(0,null,3,null); $filtered = array_filter($arr, is_object); print_r($filtered);
based on XiVsv
Output for 7.2.0
Warning: Use of undefined constant is_object - assumed 'is_object' (this will throw an Error in a future version of PHP) in /in/IWiSd on line 4 Array ( )
Output for 5.3.17 - 7.1.10
Notice: Use of undefined constant is_object - assumed 'is_object' in /in/IWiSd on line 4 Array ( )