分享PHP获取客户端IP的几种不同方式
PHP获取IP的方法有许多种，我们今天向大家总结了六种方法，希望通过对这六种方法的学习，能够加深我们对PHP语言的进一步了解，巩固我们所掌握的知识。
PHP获取IP方法一：
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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 $cip; } echo "<br>"; |
PHP获取IP方法二：
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error_reporting (E_ERROR | E_WARNING | E_PARSE); if($HTTP_SERVER_VARS["HTTP_X_FORWARDED_FOR"]) { $ip = $HTTP_SERVER_VARS["HTTP_X_FORWARDED_FOR"]; } elseif($HTTP_SERVER_VARS["HTTP_CLIENT_IP"]) { $ip = $HTTP_SERVER_VARS["HTTP_CLIENT_IP"]; } elseif ($HTTP_SERVER_VARS["REMOTE_ADDR"]) { $ip = $HTTP_SERVER_VARS["REMOTE_ADDR"]; } elseif (getenv("HTTP_X_FORWARDED_FOR")) { $ip = getenv("HTTP_X_FORWARDED_FOR"); } elseif (getenv("HTTP_CLIENT_IP")) { $ip = getenv("HTTP_CLIENT_IP"); } elseif (getenv("REMOTE_ADDR")) { $ip = getenv("REMOTE_ADDR"); } else { $ip = "Unknown"; } echo "你的IP地址是:".$ip."<br>"; |
PHP获取IP方法三：
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$iipp = $_SERVER["REMOTE_ADDR"]; echo $iipp; echo "<br>"; |
PHP获取IP方法四：
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$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."<br>"; |
PHP获取IP方法五：
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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(); echo "<br>"; |
PHP获取IP方法六：
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if(getenv('HTTP_CLIENT_IP')) { $onlineip = getenv('HTTP_CLIENT_IP'); } elseif(getenv('HTTP_X_FORWARDED_FOR')) { $onlineip = getenv('HTTP_X_FORWARDED_FOR'); } elseif(getenv('REMOTE_ADDR')) { $onlineip = getenv('REMOTE_ADDR'); } else{ $onlineip = $HTTP_SERVER_VARS['REMOTE_ADDR']; } echo $onlineip; echo "<br>"; |