php hex to string code example

Example 1: hex to bin php

$hexadecimal = 'afc758';

$binary = base_convert($hexadecimal, 16, 2);

echo $hexadecimal . ' -> binary value is: ' . $binary;

Example 2: php convert char to hex

<?php 
$str = bin2hex("Hello World");
echo($str); 
?>