PHP generates a random string with a specified number of digits

Recently, many projects have used random strings that generate a specified number of digits. Program, You can refer to, there are better implementation methods can also post a message, learn together. OK. Code Function create_random_string ($

Add two numbers in PHP

I wanted to update the PHP socket Code But there is really no mood for project reasons, but after a while, the SMS gateway will be operated, and then the socket code will naturally be updated. Today we will mainly discuss how to use PHP to exchange

PHP design mode-singleton Mode

Singleton mode concept Singleton mode refers to the design mode in which the entire application class has only one object instance. Features of Singleton Mode A class has only one instance in the entire application. Class must create this

Principles and Examples of PHP thieves

What I want to learn today is a simple thiefProgramWhat is a thief program? What is a thief program? As the name suggests, thieves steal things, while programs use computers. It is also easy to understand: the use of program technology, without

Transactions in 10-php

The origin of things: ProgramWhen you execute two SQL statements at the same time, for example, transfer. If one of the statements fails, the other statement cannot be executed. Otherwise, an error occurs. PHP uses transactions to solve this

PHP half-fold (Binary) Search Algorithm

The sorting and search algorithms are put together just now, which makes it inconvenient to read. Therefore, we will use the search algorithms for discussion. php implements binary search based on quick sorting. /*** Description: PhP class that

Parsing nginx logs using a PHP script

Nginx log format access_log log format log_format main '$server_name$remote_addr$remote_user[$time_local]"$request"' '$status$body_bytes_sent"$http_referer"' '"$http_user_agent""$http_x_forwarded_for"'; Log

PHP implements simple socket communication

Preface last night I reviewed how to use C to realize socket communication between the client and the server. Refer to: http://blog.csdn.net/zinss26914/article/details/9226413, because my main development language is Php, so today, I used PHP to

PHP design mode-state mode

Preface The most frequently used design pattern in my project over the past two years is the state pattern. Here we record the pattern of the State object for the definition ), the State mode is the behavior mode of the object. The State mode allows

PHP reflection API

Reflection Comprehension It refers to the Extension Analysis of PHP programs in the PHP running status, export or extract detailed information about classes, methods, attributes, parameters, and even annotations. This kind of dynamic information and

Php-pseudo Singleton mode code for database connection

Dear redis colleagues, check and correct the code. Thank you. I hope you can see your suggestions for improvement. DB = new mysqli (SELF: mysqlhostname, $ username, $ password, $ dbname ); $ this-> DB-> set_charset (SELF: mysqlcharset); If

PHP interview questions (1)

Preface I am about to start recruiting students. My job is mainly for PHP and C development. I will also find several PHP interview questions from the Internet recently, and I will record the basic questions myself. 1.

PHP threads are insecure

The previous article mentioned the following question: does WEV-server provide a thread for processing a PHP request? Or a process? This involves some features of PHP itself. Earlier versions of X systems, including Linux, do not support threads.

Use C/C ++ to write the miscellaneous of the PHP extension module

We know that PHP supports C/C ++ write extension modules. There is no such reason, because the underlying layer of PHP is essentially implemented by C. Since Zend can use C to implement such a multi-function of PHP, we certainly can. This blog

Linux Apache PHP is installed as a compilation method. The compilation parameters are parsed in detail.

. /Configure -- prefix =/usr/local/PHP -- With-config-file-Path =/usr/local/PHP/etc -- With-mysql =/usr/local/MySQL -- with-mysqli =/usr/bin/mysql_config -- With-iconv-Dir =/usr/local -- With-FreeType-dir -- With-JPEG-dir -- With-PNG-dir --

PHP small instance-make message book

PHP small instance-make message book Step 1: Create a database BBS in MySQL and execute the SQL codeCreate Table 'message '('Id' tinyint (1) not null auto_increment,'User' varchar (25) not null,'Title' varchar (50) not null,'Content'

Application of Ajax in PHP

Application of Ajax in PHP [Ajax execution principle]An Ajax interaction starts with a JavaScript Object called XMLHttpRequest. As the name implies, it allows a client script to execute an HTTP request and parse a server response in XML

The ewebeditor is embedded in the PHP webpage.

Normal 0 7.8 磅 0 2 false false false MicrosoftInternetExplorer4 /* >>> Title: The ewebeditor is embedded into the PHP webpage.>>> Author: Liu chenhui>>> Date: 2009-07-05>>> Email:Huichengongzi@

PHP Io operations!

", $ con) by yourself ); echo $ con;} else {echo "the file does not exist";} // close the file, which must be fclose ($ FP); // The second method reads the file, automatically closes the file // directly obtains the file content // determines

PHP object-oriented (I don't know what name to use)

getlist (); foreach ($ list as $ key => $ value) {$ num = $ list [$ key] ['Total']; $ OBJ = $ list [$ key] ['info']; // stripslashes (string) remove the slash $ price = stripslashes ($ OBJ ['price']); $ count + = intval ($ num * intval ($ price ));}

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