How to get visitor's ip address using php (code)

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Release: 2023-04-03 16:28:02
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这篇文章给大家介绍的内容是关于如何使用php获取来访者的ip地址(代码),有一定的参考价值,有需要的朋友可以参考一下,希望对你有所帮助。

if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
            $ip = $_SERVER['HTTP_CLIENT_IP'];
        } elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {//检查ip是从代{过}{滤}理传递过来的
            $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
        } else {
            $ip = $_SERVER['REMOTE_ADDR'];
        }
        return $ip;
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<?php
echo
"请求头IP".
"<br/>Client_IP:".getenv(&#39;HTTP_CLIENT_IP&#39;).
"<br/>X_Forwarded_For(最右为真实IP):".getenv(&#39;HTTP_X_FORWARDED_FOR&#39;).
"<br/><hr>真实IP".
"<br/>REMOTE_ADDR:".getenv(&#39;REMOTE_ADDR&#39;).
"<br/>\$_SERVER[&#39;REMOTE_ADDR&#39;]:".$_SERVER[&#39;REMOTE_ADDR&#39;];
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