phpip地址解决方案

<br>global $ip;<br>if (getenv("HTTP_CLIENT_IP"))<br>
$ip = getenv("HTTP_CLIENT_IP");<br>else if(getenv("HTTP_X_FORWARDED_FOR"))<br>
$ip = getenv("HTTP_X_FORWARDED_FOR");<br>else if(getenv("REMOTE_ADDR"))<br>
$ip = getenv("REMOTE_ADDR");<br>else $ip = "Unknow";<br>
return $ip;<br>}<br> <br>// 使用方法：<br>$ip = getIP();<br>