PHP获取当前登陆用户IP

来源：互联网发布：投资理财系统源码编辑：程序博客网时间：2024/05/19 20:40

<?php
//获取当前登陆用户IP
function get_client_ip()
{
if ($_SERVER['REMOTE_ADDR']) {
$cip =$_SERVER['REMOTE_ADDR'];
} else if (getenv("REMOTE_ADDR")) {
$cip =getenv("REMOTE_ADDR");
} else if (getenv("HTTP_CLIENT_IP")) {
$cip =getenv("HTTP_CLIENT_IP");
} else {
$cip ="unknown";
}
return$cip;
}
echo"你的IP地址是：".get_client_ip();
?>

<?php
error_reporting (E_ERROR | E_WARNING | E_PARSE);
if($HTTP_SERVER_VARS["HTTP_X_FORWARDED_FOR"]){
$ip =$HTTP_SERVER_VARS["HTTP_X_FORWARDED_FOR"];
}else if($HTTP_SERVER_VARS["HTTP_CLIENT_IP"]){
$ip =$HTTP_SERVER_VARS["HTTP_CLIENT_IP"];
}else if ($HTTP_SERVER_VARS["REMOTE_ADDR"]){
$ip =$HTTP_SERVER_VARS["REMOTE_ADDR"];
}else if (getenv("HTTP_X_FORWARDED_FOR")){
$ip =getenv("HTTP_X_FORWARDED_FOR");
}else if (getenv("HTTP_CLIENT_IP")){
$ip =getenv("HTTP_CLIENT_IP");
}else if (getenv("REMOTE_ADDR")){
$ip =getenv("REMOTE_ADDR");
} else{
$ip ="Unknown";
}
echo"你的IP地址是:".$ip;
?>

<?php
$iipp =$_SERVER["REMOTE_ADDR"];
echo $iipp;
?>

<?php
$user_IP = ($_SERVER["HTTP_VIA"]) ?$_SERVER["HTTP_X_FORWARDED_FOR"] :$_SERVER["REMOTE_ADDR"];
$user_IP = ($user_IP) ?$user_IP : $_SERVER["REMOTE_ADDR"];
echo $user_IP;
?>

<?php
function get_real_ip()
{
$ip=false;
if(!empty($_SERVER["HTTP_CLIENT_IP"])){
$ip =$_SERVER["HTTP_CLIENT_IP"];
}
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])){
$ips =explode (", ",$_SERVER['HTTP_X_FORWARDED_FOR']);
if ($ip){
array_unshift($ips,$ip); $ip = FALSE;
}
for ($i = 0;$i < count($ips);$i++){
if (!eregi ("^(10|172.16|192.168).",$ips[$i])){
$ip = $ips[$i];
break;

}
}
}
return ($ip ?$ip : $_SERVER['REMOTE_ADDR']);
}
echo get_real_ip();
?>

<?php
if(getenv('HTTP_CLIENT_IP')){
$onlineip =getenv('HTTP_CLIENT_IP');
}else if(getenv('HTTP_X_FORWARDED_FOR')){
$onlineip =getenv('HTTP_X_FORWARDED_FOR');
}else if(getenv('REMOTE_ADDR')){
$onlineip =getenv('REMOTE_ADDR');
}else{
$onlineip =$HTTP_SERVER_VARS['REMOTE_ADDR'];
}
echo$onlineip;
?>

<?php
echo$a=GetIP();
function GetIP()
{
if(!empty($_SERVER["HTTP_CLIENT_IP"]))
$cip =$_SERVER["HTTP_CLIENT_IP"];
else if(!empty($_SERVER["HTTP_X_FORWARDED_FOR"]))
$cip =$_SERVER["HTTP_X_FORWARDED_FOR"];
else if(!empty($_SERVER["REMOTE_ADDR"]))
$cip =$_SERVER["REMOTE_ADDR"];
else
$cip ="无法获取！";
return$cip;
}
?>