$str = "";
$bin = "";
if (isset($_REQUEST["bin"]) && $_REQUEST["bin"] != "")
{
$bin = str_split($_REQUEST["bin"], 8);
foreach ($bin as $byte)
{
$str .= chr(bindec($byte));
}
echo $str;
}
else if (isset($_REQUEST["str"]) && $_REQUEST["str"] != "")
{
$str = str_split($_REQUEST["str"]);
foreach ($str as $char)
{
$bin .= str_pad(decbin(ord($char)), 8, "0", STR_PAD_LEFT);
}
echo $bin;
}
else
{
echo "No input";
}
?>