- dechex: documentation ( source)
- long2ip: documentation ( source)
- ip2long: documentation ( source)
<?php
$ip_hex = 0xC0A8071B;
$ip_octet = long2ip($ip_hex);
$ip_num = ip2long($ip_octet);
echo 'IP Num: ', $ip_hex, PHP_EOL;
echo 'Num -> Hex: ', dechex($ip_hex), PHP_EOL;
echo 'IP Octet: ', $ip_octet, PHP_EOL;
echo 'IP Num: ', $ip_num, PHP_EOL;
echo 'Num -> Hex: ', dechex($ip_num), PHP_EOL;