if($_SERVER['HTTP_X_FORWARDED_FOR'])
{
$onlineip = $_SERVER['HTTP_X_FORWARDED_FOR'];
}
elseif($_SERVER['HTTP_CLIENT_IP'])
{
$onlineip = $_SERVER['HTTP_CLIENT_IP'];
}
else
{
$onlineip = $_SERVER['REMOTE_ADDR'];
}
{
$onlineip = $_SERVER['HTTP_X_FORWARDED_FOR'];
}
elseif($_SERVER['HTTP_CLIENT_IP'])
{
$onlineip = $_SERVER['HTTP_CLIENT_IP'];
}
else
{
$onlineip = $_SERVER['REMOTE_ADDR'];
}
$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 = $_SERVER['REMOTE_ADDR'];
}
dz里面写的应该没有问题
或者$user_ip =getenv("REMOTE_ADDR");
=============
可否?
如果使用互联网上的代理,则是代理地址。如果该代理允许暴露真实地址,则是上述接入点地址互联网上的都是真ip,不存在假的。即便你能对ip进行伪装,但伪装后的ip依然是真实有效的ip