PHP获取当前请求IP

2021/7/14 20:08:10

本文主要是介绍PHP获取当前请求IP,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!

if (!empty($_SERVER["HTTP_CLIENT_IP"]) && strcasecmp($_SERVER["HTTP_CLIENT_IP"], "unknown")) {
    $ip = $_SERVER["HTTP_CLIENT_IP"];
} elseif (!empty($_SERVER["HTTP_X_FORWARDED_FOR"]) && strcasecmp($_SERVER["HTTP_X_FORWARDED_FOR"], "unknown")) {
    $ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
} elseif (!empty($_SERVER["REMOTE_ADDR"]) && strcasecmp($_SERVER["REMOTE_ADDR"], "unknown")) {
    $ip = $_SERVER["REMOTE_ADDR"];
} else {
    $ip = "unknown";
}

 



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