php获取客户端ip,简单实用
function getOnlineIP() {
$cip = getenv ( 'HTTP_CLIENT_IP' );
$xip = getenv ( 'HTTP_X_FORWARDED_FOR' );
$rip = getenv ( 'REMOTE_ADDR' );
立即学习“PHP免费学习笔记（深入）”；
$srip = $_SERVER ['REMOTE_ADDR'];
if ($cip && strcasecmp ( $cip, 'unknown' )) {
$onlineip = $cip;
} elseif ($xip && strcasecmp ( $xip, 'unknown' )) {
$onlineip = $xip;
} elseif ($rip && strcasecmp ( $rip, 'unknown' )) {
$onlineip = $rip;
} elseif ($srip && strcasecmp ( $srip, 'unknown' )) {
$onlineip = $srip;
}
// 烈火网(LieHuo.Net)教程
preg_match ( "/[\d\.]{7,15}/", $onlineip, $match );
$onlineip = $match [0] ? $match [0] : 'unknown';
return $onlineip;
}
PHP怎么学习？PHP怎么入门？PHP在哪学？PHP怎么学才快？不用担心，这里为大家提供了PHP速学教程(入门到精通)，有需要的小伙伴保存下载就能学习啦！
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
126
收藏
