标签:style   http   io   ar   for   sp   div   on   cti   
1、获得外网的ip代码 
function get_online_ip() {
    $onlineip = ‘‘;
    if(getenv(‘HTTP_CLIENT_IP‘) && strcasecmp(getenv(‘HTTP_CLIENT_IP‘), ‘unknown‘)) {
        $onlineip = getenv(‘HTTP_CLIENT_IP‘);
    } elseif(getenv(‘HTTP_X_FORWARDED_FOR‘) && strcasecmp(getenv(‘HTTP_X_FORWARDED_FOR‘), ‘unknown‘)) {
        $onlineip = getenv(‘HTTP_X_FORWARDED_FOR‘);
    } elseif(getenv(‘REMOTE_ADDR‘) && strcasecmp(getenv(‘REMOTE_ADDR‘), ‘unknown‘)) {
        $onlineip = getenv(‘REMOTE_ADDR‘);
    } elseif(isset($_SERVER[‘REMOTE_ADDR‘]) && $_SERVER[‘REMOTE_ADDR‘] && strcasecmp($_SERVER[‘REMOTE_ADDR‘], ‘unknown‘)) {
        $onlineip = $_SERVER[‘REMOTE_ADDR‘];
    }
    return $onlineip;
}
2、获得内网的ip的代码
  function getClientIP()
{
	$client_ip = null;
	if (getenv("HTTP_CLIENT_client_ip"))
	{
		$client_ip = getenv("HTTP_CLIENT_client_ip");
	}
	else if (getenv("HTTP_X_FORWARDED_FOR"))
	{
		$client_ip = getenv("HTTP_X_FORWARDED_FOR");
	}
	else if (getenv("REMOTE_ADDR"))
	{
		$client_ip = getenv("REMOTE_ADDR");
	}
	else
	{
		$client_ip = null;
	}
	return $client_ip;
}
获得客户端内网、外网的ip
标签:style   http   io   ar   for   sp   div   on   cti   
原文地址:http://www.cnblogs.com/wendyhome/p/4020580.html