3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array[0]['somekey'] = 'bla'; is_array($array[0]['somekey']['someotherkey']) ? print 'ISSET' : print 'NOT SET';
based on SBFgo
Output for 5.4.0 - 7.1.7
Warning: Illegal string offset 'someotherkey' in /in/MBMfA on line 5 NOT SET
Output for 4.3.0 - 5.3.29
NOT SET