3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "3d3d516343746d4d6d6c315669563360"; $str = "�Mt�M4" ; #echo $str; echo " "; $b64 = base64_decode(10100000); echo $b64; echo " "; $strrev = strrev("00000101"); #echo $strrev; echo " "; $hex2bin = hex2bin($str); #echo $hex2bin; echo " "; $a = base64_decode(strrev(hex2bin($str))); echo $a; echo " "; echo bin2hex(strrev(base64_encode($str))); echo " "; echo $str;

preferences:
47.41 ms | 402 KiB | 5 Q