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PHP获取IP信息

作者:佚名      php网站开发编辑:admin      更新时间:2022-07-23
php获取ip信息
<?php/** * 获取客户端IP * @param  integer $type 返回类型 0:string,1:long * @return string|long */function getClientIp($type = 0) {    $ip = NULL;    if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {        $arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);        $pos = array_search('unknown',$arr);        if(false !== $pos) unset($arr[$pos]);        $ip  = trim($arr[0]);    }elseif (isset($_SERVER['HTTP_CLIENT_IP'])) {        $ip = $_SERVER['HTTP_CLIENT_IP'];    }elseif (isset($_SERVER['REMOTE_ADDR'])) {        $ip = $_SERVER['REMOTE_ADDR'];    }    $long = sPRintf("%u", ip2long($ip));    $ip   = $long ? array($ip, $long) : array('0.0.0.0', 0);    return $ip[$type];}/** * 获取IP信息 * @param  string|long $ip  IP地址 * @return array */function getIpInfo($ip){    if (is_long($ip)) {        $ip = long2ip($ip);    }    $api = 'http://ip.taobao.com/service/getIpInfo.php';    $ret = file_get_contents($api . '?ip=' . $ip);    $ret = json_decode($ret, true);    if ($ret['code'] == 0) {        return $ret['data'];    }     return array();}