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<!DOCTYPE html> <html> <body> <?php $str = "Hello world!"; echo bin2hex($str) . "<br>"; echo pack("H*",bin2hex($str)) . "<br>"; ?> </body> <!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_func_string_bin2hex2 by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:51:05 GMT --> </html>
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