3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $myarray['myuser-myform']['myfile']="test"; $parts = explode("-",key($myarray)); printf("%s",$parts[0]['myfile']); ?>
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: Illegal string offset 'myfile' in /in/2NjaQ on line 4 m
Output for 4.3.0 - 5.3.29, hhvm-3.10.0 - 3.13.2
m