3v4l.org

run code in 300+ PHP versions simultaneously
<?php function decrypt ($str) { if(preg_match('%^[a-zA-Z0-9/+]*={0,2}$%',$str)) { $str = base64_decode($str); if ($str != "" && $str != null && $str != false) { $decStr = ""; for ($i=0; $i < strlen($str); $i+=3) { $array[$i/3] = substr($str,$i,3); } foreach($array as $s) { $a = $s^192; $decStr .= chr($a); } return $decStr; } return false; } return false; } echo decrypt("MTI5MTY0MTczMTY5MTc0"); print "\n"; function encrypt($str) { $cryptedstr = ""; for ($i =0; $i < strlen($str); $i++) { $temp = ord(substr($str,$i,1)) ^ 192; while(strlen($temp)<3) { $temp = "0".$temp; } $cryptedstr .= $temp. ""; } return base64_encode($cryptedstr); } echo encrypt("Admin order by 8 --"); print "\n"; print "\n"; ?>
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, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Admin MTI5MTY0MTczMTY5MTc0MjI0MTc1MTc4MTY0MTY1MTc4MjI0MTYyMTg1MjI0MjQ4MjI0MjM3MjM3

preferences:
321.71 ms | 405 KiB | 418 Q