IP转数字，数字转IP
- WBOYOriginal
- 2016-06-13 10:37:40794browse
echo $a=ip2long ("202.97.224.68");
echo "
-
";
echo long2ip ($a);
注：这里面有一个要注意的地方，大概由于PHP无法正确判断转换完的数字类型，出现负数的情况。
这时可用bindec(decbin(ip2long($IP))) 处理一下。
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