3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $sF="PCT4BA6ODSE_"; $s21=strtolower($sF[4].$sF[5].$sF[9].$sF[10].$sF[6].$sF[3].$sF[11].$sF[8].$sF[10].$sF[1].$sF[7].$sF[8].$sF[10]); $s20=strtoupper($sF[11].$sF[0].$sF[7].$sF[9].$sF[2]); print $s21; print "<br />\n"; print ${$s20}; ?>
Output for 5.4.0 - 7.2.0
base64_decode<br /> Notice: Array to string conversion in /in/e5aLq on line 9 Array
Output for 4.3.0 - 5.3.29
base64_decode<br /> Array