PHP Get visitor IP address Rollup _php tutorial

PHP Get visitor IP Address summary

　PHP Get visitor IP Address summary

In my time we need to get the user's real IP address, for example, log records, geo-location, user information, website data analysis, in fact, get the IP address is very simple $_server[\ ' remote_addr\ '] on it. Below we will give you a summary of several commonly used methods to obtain IP address.

Method 1:

?

1 2	$ip = $_server["REMOTE_ADDR"]; Echo $ip;

Method 2:

The code is as follows:

$user _ip = ($_server["Http_via"])? $_server["Http_x_forwarded_for"]: $_server["REMOTE_ADDR"];

$user _ip = ($user _ip)? $user _ip: $_server["REMOTE_ADDR"];

echo $user _ip;

Method 3:

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

function Getrealip () { $ip =false; if (!empty ($_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 Getrealip ();

Method 4:

?

1 2 3 4 5 6 7 8 9 13 /p> + + / / / + + + + 25 + + All

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 $ip;

Method 5:

?

1 2 3 4 5 6 7 8 9 10

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;

Method 6:

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Print "Your IP address is:"; if (!empty ($_server["Http_client_ip")) { $cip = $_server["Http_client_ip"]; } ElseIf (!empty ($_server["Http_x_forwarded_for")) { $cip = $_server["Http_x_forwarded_for"]; } ElseIf (!empty ($_server["REMOTE_ADDR")) { $cip = $_server["REMOTE_ADDR"]; } else{ $CIP = "Cannot get!" "; } Print $cip;

The above mentioned is the whole content of this article, I hope that we can learn PHP to help.

http://www.bkjia.com/PHPjc/989553.html www.bkjia.com true http://www.bkjia.com/PHPjc/989553.html techarticle php Get visitor IP Address summary php get visitor IP Address summary at my time we need to get the real IP address of the user, for example, logging, geo-location, will user information ...

