strcasecmp

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PHP two ways to get the real IP of the extranet

function Get_onlineip () { $ch = Curl_init (' http://www.ip138.com/ip2city.asp '); curl_setopt ($ch, Curlopt_returntransfer, true); $a = curl_exec ($ch); Preg_match ('/\[(. *) \]/', $a, $ip); return $IP [1];

This is a frequently used PHP function.

1. Generate the random string function functionrandom ($ length) {$ hash =; $ chars = random; $ max = strlen ($ chars) 1; mt_srand (dou 1. Generate random string functions Function random ($ length ){$ Hash = ";$ Chars = 'abcdefghijklmnopqrstuvwxyz01

Frequently used PHP functions

Generate the random string function functionrandom ($ length) {$ hash =; $ chars = random; $ max = strlen ($ chars) 1; mt_srand (doubl 1. Generate random string functions Function random ($ length ){ $ Hash = "; $ Chars = 'abcdefghijklmnopqrstuvwxyz0

In those years, we will explore the global protection of SQL Injection Bypass wide byte injection.

In those years, we will explore the global protection of SQL Injection Bypass wide byte injection.0x01 background First, let's take a look at the wide byte injection. The wide byte injection is caused by the error set: set character_set_client = gbk

Improper repair of cloud-purchased Cms still causes SQL Injection

Improper repair of cloud-purchased Cms still causes SQL Injection I have read the code at the same location. Public function checked_option () {$ mysql_model = System: load_sys_class ('model'); $ title = "Vote"; $ curtime = time (); $ option_id =

How PHP obtains the IP of the client and the province

How PHP obtains the client's IP and the local province For specific implementation code. Thank you.. ------Solution-------------------- Provides several IP address APIs Sina's IP address query interface:

Thinkphp cache proxy CacheDelegate class handles redis

Thinkphp cache proxy CacheDelegate class handles redis without *** CacheDelegate () ** @ parammixed $ cacheHandler * @ parammixed $ cacheName * @ parammixed $ cacheParams * @ parammixed $ GetFunctionDataArray * @ parammixed $ GetFunctionParamArray *

: August 23 update: our small website http://ourlove.name

Notes: http://student.csdn.net/space.php? Uid = 140899 & Do = Blog & id = 38706 Our website's message board has been greatly improved, and the improved page is more stable. In order to prevent the impact of a large number of requests from refresh,

Php ip address and IP address segment access restriction code

192.168.1.1 Single IP Address 192.168.1. * proxy 192.168.1.1-192.168.1-255 192.158.1.2-20 represents 192.158.1.2-192.158.1.20 You can also write 192.168.1. [1 | 2 | 3] Hey hey ~ I don't know whether the idea is comprehensive in one method. I will

PHP code for obtaining the local Internet/Public IP Address

Generally, $ _ server ['remote _ ADDR '] is used to obtain the user IP address, However, if a reverse proxy is used, remote_addr in the HTTP header is not the user's address, but the address of the previous proxy. After my research, there are

PHP obtains the real IP address of the client.

CopyCode The Code is as follows: function getip (){ If (getenv ("http_client_ip") & strcasecmp (getenv ("http_client_ip"), "unknown ")) $ IP = getenv ("http_client_ip "); Else if (getenv ("http_x_forwarded_for") & strcasecmp (getenv

In-depth understanding of MySQL connection class in php

I accidentally found such a Mysql connection class on my computer, and I can't remember where to add it to my favorites. paste it. Next several show_databases and show_tables .... and other methods use a bunch of echo, it seems that I have never

PHP location and get weather information

1 Header("content-type:text/html; Charset=utf-8 ");2 classgetweather{3 Private $ak;4 5 Public function__construct ($ak){6 if($ak){7 $this->ak=$ak;8}Else {9 die(' parameter error ');Exit;Ten } One

Yii Log Preservation mechanism

I. Modifying the configuration file for the Yii framework (main.php) Array ( ' class ' = ' Clogrouter ', array (' class ' = ' appcdblogroute ', ' connectionid ' = '

Do not need to write a USB driver? Writing a real driver-in user space

Http://www.linuxjournal.com/article/7466June 1st, 2004 by Greg kroah-Harman In Software NowYou can control USB hardware without touching the kernel and even makeYour driver run on BSD-based OSes with no code changes. Greg showsWorking Example

PHP ajax program code for counting the current number of online users

We want to count the number of visitors to the site within a period of time. There are multiple solutions. You can use cookies, sessions, and text or databases to record the number of user tokens. This article uses PHP, Mysql, and jQuery to show an

Limit the IP voting program, can not use the web search for PHP to obtain the client IP code to obtain the client IP-reproduced

Limit the IP voting program, can not use the web search for PHP to obtain the client IP code to obtain the client IP-reproduced the need to get a polling campaign needs to be done IP restrictions, each IP limit a certain chance of voting. I

PHP gets client IP and server-side IP methods

PHP gets client IP and server-side IP methods Client IP-related variables1. $_server[' REMOTE_ADDR '; Client IP, which may be the IP of the user or the IP of the proxy.2. $_server[' http_client_ip '; Proxy-side IP, may exist, can be forged.3.

PHP calls Google Maps

PHP call GoogleMap? PHP calls GoogleMap, and according to the client sends the latitude and longitude display location, how to implement? PHP

Js to locate the user's city information based on the IP address

1. Call the Sina IP Address LibrarySina provides open IP address library data for developers to call. Call address:Http://int.dpool.sina.com.cn/iplookup/iplookup.php, you can return the provincial and municipal information of the current ipip.We

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