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Pre = $pre; $this->connect ($host, $user, $pwd, $db); Mysql:: $self = $this; }/** * @param string $host * @param string $host * @param string $pwd * @p Aram String $db * @param string $pre * @return DB */public static function

Php Chinese string truncation question ??? Because the use of the substr () function to intercept Chinese strings will cause problems, I found a function online, as follows: PHPcode Chinese string intercept function functioncut_str ($ string, $

The first thing that must be realized about Web application security is that external data should not be trusted. External data includes any data that is not directly input by programmers in PHP code. Before taking measures to ensure security, any

This post was last edited by Iamsai on 2013-09-24 21:00:08 0) { reverse_i (substr ($STR, 1)); } Echo substr ($STR, 0,1); return;}? > Please look at my question: The output of this program is the reverse output

I wrote several ID card functions, and I personally felt very useful. Especially in the online questionnaire survey, it is very useful to verify the ID card in my personal information, but there are few applicants, you can leave it in your own blog./

Rule 1: Never trust external data or inputThe first thing you must realize about WEB application security is that you should not trust external data. External data (outside) includes any data that is not directly entered by the programmer in the PHP

// ================================================ ====================// FileName: snap. class. php// Summary: webpage Snapshot// Author: millken (lost Lincoln)// LastModifed: 2007-06-29// Copyright (c) 2007 [email] millken@gmail.com [/email]// ===

Add the following code to the Common directory in the project directory. php files, such as www/Common/common. php file, of course, you can also directly add it to the Common/common of thinkphp. in the php file, all projects can be used.

function reverse ($STR) { if (strlen ($STR) >0) { Reverse (substr ($STR, 1)); Echo substr ($str, 0, 1); Return } } Reverse ("ABCDEFG");//GFEDCBC The process of running it is not smooth. Reply to discussion (solution) function

Most popular Web services, such as twitter, provide data through open APIs, always know how to parse various transfer formats of API data, including JSON and XML.$ Json_string = '{"id": 1, "name": "111cn.net", "email": "admin@111cn.net", "interest":

I. Introduction of TrieTrie tree, also known as the Dictionary tree, the word search tree or the prefix tree, is a multi-fork tree structure for fast retrieval, such as the English Letter Dictionary tree is a 26-fork tree, the number of the

At night to do Hangzhou electric OJ, the second question is a more intuitive problem, I was too intuitive. Posted code, for self-reflection, from 7:15 to finish, wa9 times .... Orz .... It seems that his algorithm is far from the foundation of the

check_type.php (using the type validation function) Copy Code code as follows: /*********************/ /* */ * version:5.1.0 * * * AUTHOR:RM * * * comment:071223 * * /* */ /*********************/ function Is_number ($STR) { if (

Require_once (".. /inc/conn.php ");Require_once (".. /inc/function.php ");/*Receive Flash post dataDate "2009.04.24*/$User _name = get_value (' user_name ', 1);$User _pass = get_value (' User_pass ', 1);$Puser _pass = get_value (' Puser_pass ',

First, clean up the idea first, ~ ~ First: We need to upload the file to the server. Then: Read Excel data columns to display Then: Let the user select the corresponding relationship of the field Then: Submit the data, read the corresponding

Generally in the use of the time without direct call Idcard_verify_number (), most of the usual applications are used after two functions, these functions are not concerned about the format of identity card strings, before the call to check their

function | User Management $hidden _hash_var= ' Your_password_here '; $LOGGED _in=false; Clear it out in case someone sets it in the URL or something unset ($LOGGED _in); /* CREATE TABLE User ( user_id int NOT NULL Auto_increment primary

Wrote a few identity card aspects of the function, personal feeling very useful, especially in the network survey, the personal information in the identification card is very useful, but should be a few, or in their own blog to forget. 　　

Need: Send text message to user input phone, request can customize information contentProblem: No telecom cat, no custom SMS content with free API interfaceSolution: Through the 4G network card, connected to the server, through the AT command to

Personal Identity Card functions are very useful, especially in the online survey, it is useful to verify the ID card in personal information. // Calculate the ID card verification code based on the National Standard GB 11643-1999Function