- base64_decode: documentation ( source)
- json_encode: documentation ( source)
<?php
$defaultdata = array( "showpassword"=>"no", "bgcolor"=>"#ffffff");
$x = json_encode($defaultdata);
$y = base64_decode("ClVLIh4ASCsCBE8lAxMacFMZV2hdVVotEhhUJQNVAmhSEV4sFxFeaAw%3D");
$out = '';
for($i=0;$i<strlen($y);$i++){
$out .= $x[$i] ^ $y[$i];
}
print $out;
?>