php get client ip address

Php function to obtain the online ip address and client ip address /** * Obtain the client ip address * @ Return [string] [description] */ Function getclientip (){ $ Ip = null; If

For programs that restrict IP voting, you cannot use the PHP code searched on the Internet to obtain the client IP address. if you want to repost the code to receive a voting activity, you need to restrict the IP address, each IP address limits

The external java/php server-side acquisition client IP is the same: pseudo-code:1) IP = Request.getheader ("x-forwarded-for") can be forged, refer to Appendix A 2) If the value is empty or the array length is 0 or equal to "unknown", then:IP =

$_server["REMOTE_ADDR" is often used in PHP to obtain client IP.(1) But if the client is using a proxy server for access, then the IP address of the proxy server is taken, not the real client IP address. To obtain the client's true IP address

This article mainly introduces the use of PHP to obtain the user client real IP method, has a certain reference value, now share to everyone, have the need for friends can refer to Getting the client IP is not a simple job, because there are IP

Get an IP address function through complex judgments and counts Copy CodeThe code is as follows: function GetIP () { if (getenv (' http_client_ip ')) { $ip = getenv (' http_client_ip '); } ElseIf (getenv (' http_x_forwarded_for ')) { $ip = getenv ('

How can I use PHP to obtain the client IP address and the server (host) IP address? For more information, see. Let's look at the code: The code is as follows: Echo "(1) the IP address of the user who browses the current page is :";Echo $ _ SERVER

(1). REMOTE_ADDR: The IP address of the user's computer that is browsing the current page (2). Http_x_forwarded_for: A gateway to the user's computer that browses the current page (3). HTTP_CLIENT_IP: IP for Client Use $_server["REMOTE_ADDR" in PHP

How does php obtain the client ip address and the specific implementation code of the province and city .. Thank you .. ------ Solution ------------------ how many IP address APIs are provided? Sina's IP address query interface: int.dpool.sina.com.

How does php obtain the client ip address and the specific implementation code of the province and city .. Thank you .. ------ Solution ------------------ how many IP address APIs are provided? Sina's IP address query interface: int.dpool.sina.com.