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This article mainly explains "how to query users'ip with php". Interested friends may wish to have a look at it. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn "how to query users'ip with php".

Php query user ip method: 1, through "$_ SERVER [" REMOTE_ADDR "]" way to get user ip;2, through "($user_IP)? $user_IP: $_ SERVER [" REMOTE_ADDR "];" get user ip, and so on.

This article operating environment: windows7 system, PHP7.1 version, DELL G3 computer

How does php query a user's ip?

Five ways for php to obtain user ip

/ / how to get user ip 1$ ip= $_ SERVER ["REMOTE_ADDR"]; how echo $ip;// gets user ip 2 $user_IP = ($_ SERVER ["HTTP_VIA"])? $_ SERVER ["HTTP_X_FORWARDED_FOR"]: $_ SERVER ["REMOTE_ADDR"]; $user_IP = ($user_IP)? $user_IP: $_ SERVER ["REMOTE_ADDR"]; echo $user_IP;// how to get user ip 3function getRealIp () {$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) ) {if (! eregi ("^ (10 │ 172.16 │ 192.168), $ips [$I])) {$ip = $ips [$I]; break;} return ($ip? $ip: $_ SERVER ['REMOTE_ADDR']);} echo getRealIp (); / / how to obtain user ip 4if ($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 $ip; / / how to obtain user ip 5if (getenv ('HTTP_CLIENT_IP')) {$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; here, I believe you have a deeper understanding of "how to query users' ip with php". You might as well do it in practice! Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

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