PHP Gets the function of the domain name and IP address of the website

Source: Internet
Author: User
The code is as follows Copy Code

?
function pma_getenv ($var _name) {
if (Isset ($_server[$var _name])) {
return $_server[$var _name];
} elseif (Isset ($_env[$var _name])) {
return $_env[$var _name];
} elseif (getenv ($var _name)) {
Return getenv ($var _name);
} elseif (Function_exists (' apache_getenv ')
&& apache_getenv ($var _name, True)) {
Return apache_getenv ($var _name, true);
}
Return ";
}
if (Empty ($HTTP _host)) {
if (pma_getenv (' Http_host ')) {
$HTTP _host = pma_getenv (' http_host ');
} else {
$HTTP _host = ';
}
}
Echo htmlspecialchars ($HTTP _host);
?>

I put the code that gets the IP address in.

The code is as follows Copy Code

<?php
function GetIP () {
if (Isset ($_server["http_x_forwarded_for"]))
$ip = $_server["Http_x_forwarded_for"];
else if (Isset ($_server["HTTP_CLIENT_IP"]))
$ip = $_server["Http_client_ip"];
else if (Isset ($_server["REMOTE_ADDR"]))
$ip = $_server["REMOTE_ADDR"];
else if (getenv ("Http_x_forwarded_for"))
$ip = getenv ("Http_x_forwarded_for");
else if (getenv ("Http_client_ip"))
$ip = getenv ("Http_client_ip");
else if (getenv ("REMOTE_ADDR"))
$ip = getenv ("REMOTE_ADDR");
Else
$ip = "Unknown";
return $IP;
}
echo GetIP ();
?>

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