3v4l.org

run code in 300+ PHP versions simultaneously
<?php function removeExtraCharacters($key) { $str = ""; $i = 0; while ($i < strlen($key)) { if (strpos($str, $key[$i]) === false) { $str .= $key[$i]; } $i++; } return $str; } function saveDataFormatMessage($data,$key) { $i = 0; $key = removeExtraCharacters($key); $str = $data.""; $rtn = ""; while ($i < strlen($str)) { $char = $str[$i]; echo $char." - ".intval($char)."\n"; $rtn .= substr($key,intval($char),1); $i++; } return $rtn; } echo saveDataFormatMessage(985651278,md5(""))."\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, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
9 - 9 8 - 8 5 - 5 6 - 6 5 - 5 1 - 1 2 - 2 7 - 7 8 - 8 2b9f9410b
preferences:
258.39 ms | 406 KiB | 358 Q