将IPv6转换为IPV4 PHP [英] Convert IPv6 to IPV4 PHP

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本文介绍了将IPv6转换为IPV4 PHP的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我有一个从数据库中选择的IPv4 IP列表,该数据库将地址存储为BINARY(16).有没有简单的方法可以将IPv6格式的地址转换为人类可读的IPv4格式? 这就是IPv4地址的样子8ab8:7f70::

I have a list of IPv4 IPs selected from a database which stores the addresses as BINARY(16). Is there any simple way to convert the IPv6 formated address to human readable IPv4 format? This is what the IPv4 address looks like 8ab8:7f70::

推荐答案

如罗恩·莫平(Ron Maupin)所述,解决方案非常简单

As Ron Maupin described, the solution is very simple

$ipv6 = "8ab8:7f70::";
$ipv4 = hexdec(substr($ipv6, 0, 2)). "." . hexdec(substr($ipv6, 2, 2)). "." . hexdec(substr($ipv6, 5, 2)). "." . hexdec(substr($ipv6, 7, 2));

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