How to convert text to \x codes?

Question

I want to convert normal text to \\x codes for e.g \\x14\\x65\\x60

For example :

normal text = \"base64_decode\"
converted \\x codes for above text =         


        

Answer 1

Here's working code:

function make_hexcodes($text) {
    $retval = '';
    for($i = 0; $i < strlen($text); ++$i) {
        $retval .= '\x'.dechex(ord($text[$i]));
    }

    return $retval;
}

echo make_hexcodes('base64_decode');

See it in action.