1. 获取客户端真实 IP
<?php
//设置编码格式
header("Content-type:text/html;charset=utf-8");
//设置时间时区
date_default_timezone_set("PRC");
function getRealIp() {
if(!empty($_SERVER['HTTP_CLIENT_IP'])) {
$ip = $_SERVER['HTTP_CLIENT_IP'];
}else if(!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
}else {
$ip = $_SERVER['REMOTE_ADDR'];
}
return $ip;
}
echo getRealIp();