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<!DOCTYPE html> <html> <body> <?php $str = bin2hex("Hello World!"); echo($str); ?> </body> </html>
x
<!DOCTYPE html>
<
html
>
<
body
>
<?php
$str
=
bin2hex
(
"Hello World!"
);
echo
(
$str
);
?>
</
body
>
</
html
>
48656c6c6f20576f726c6421