089 - bin2hex & hex2bin, convert ascii character into hexadecimal characters , use for secure string/message48656c6c6f20576f726c64
Hello World
<?php
// 089 - bin2hex & hex2bin, convert ascii character into hexadecimal characters , use for secure string/message
echo "</br><span class='myheading'>089 - bin2hex & hex2bin, convert ascii character into hexadecimal characters , use for secure string/message</span></br>";
$str = bin2hex("Hello World"); // Binary to hexadecimal
echo $str . "<br><br>";
echo hex2bin($str); /* hexadecimal to Binary */
?>