PHP implements RC4 encryption algorithm code

Code Copy code The Code is as follows :/* * RC4 Encryption Algorithm * $ PWD key * $ Data the data to be encrypted */ Function RC4 ($ PWD, $ data) // $ PWD key $ data requires an encrypted string { $ Key [] = ""; $ Box [] = ""; $ Pwd_length =

PHP processing method with comma-separated thousands of Characters

Generally, number_format (); is used to format numbers. By default, the Delimiter is separated by commas (,). For example: CopyCodeThe Code is as follows: Echo number_format ("10000.01231", 2 ); // Take the second digit after the decimal point.

Php Ubb code editor Function Code

Copy codeThe Code is as follows: /* Php Ubb Code Editor */ Function get_ubb ($ ubb ){ $ Ubb = preg_replace ("/([B]) (. *) ([/B])/"," \ 2 ", $ ubb); // Replace the bold characters of B. $ Ubb = preg_replace ("/([I]) (. *) ([/I])/"," \ 2 ", $ ubb )

Javascript generates json Function Code (you can use json_decode of php to decode it)

But there is a problem. Although JS decoding JSON is very convenient, there seems to be no good way to code it... In the principle that you can be either lazy or lazy I found it. Json_decode can be directly used in PHP for decoding, which is

PHP text article paging code by TAG or length (no database involved)

Instance code: Copy codeThe Code is as follows: /** **************************************** ******************* * Read Me * Article pagination * * Paging mode: Paging by words, line feed, and special mark * In fact, the implementation idea is the

PHP anti-leeching code

Copy codeThe Code is as follows: /** * @ Author seraphim * @ Copyright 2012 */ $ ADMIN = array ( 'Defaulturl '=> 'HTTP: // www.xx.com/images/banner-header.gif', // address returned by leeching 'Url _ 1' => 'HTTP: // www.xx.net/file ', 'Url _ 2' =>

Openflashchart 2.0 simple case php

1. openflashchart is a more practical icon rendering plug-in, and is open source, web site http://teethgrinder.co.uk/open-flash-chart/ 2. FlashChart classCopy codeThe Code is as follows: FlashChart Class Code Class FlashChart{Private $ id;Private $

Remove spaces at the beginning and end of a string in PHP

Method 1: Use the built-in functions of php /* Trim removes spaces at both ends of a string, Rtrim removes the right space of a string, Ltrim removes the left space of a string. */?>Echo trim ("space"). " ";Echo rtrim ("space"). " ";Echo

PHP object-oriented Learning (full understanding of abstraction, encapsulation, inheritance, and polymorphism)

The three main characteristics of the aspect direction: encapsulation, inheritance, and Polymorphism: When we first define a class, we actually extract the common attributes and behaviors of a class of things to form a physical model (Template).

PHP file comment mark and standard summary

PHP annotation mark @ AccessUsage scope: class, function, var, define, moduleIndicates the access permission for a keyword: private, public, or proteced. @ AuthorSpecify author @ CopyrightUsage scope: class, function, var, define, module,

Php annotation Specification

@ Access Usage scope: class, function, var, define, module Indicates the access permission for a keyword: private, public, or proteced. @ Author Specify author @ Copyright Usage scope: class, function, var, define, module, use Copyright information @

Summary of PHP code specifications

Naming rulesAll the hosts files are suffixed with. class. php. They are named by the camper method and capitalized, for example, Pay. class. php; The category class name and the Directory _ file name are consistent. For example, the Directory of the

Php Ctemplate engine development

1. Introduction You may not be able to understand Php Ctemplate. The first half of Php Ctemplate is a programming language. It doesn't matter. Let me introduce you to this php-based label template engine (please allow me to translate this web

Php code for retrieving Baidu's popular word data

Copy codeThe Code is as follows: /** * Get Baidu's buzzwords * @ User Xiaojie * @ From http://www.isharey.com /? P = 354 * @ Return array returns Baidu's buzzword data (array return) */ Function getBaiduHotKeyWord () { $ TemplateRss =

PHP test program running time class

The class is very simple, mainly using several Function Array Functions list (), string split into array functions explode (), get the timestamp and microsecond Number of microtime (), the Code is as follows: Copy codeThe Code is as follows: Class

Summary of common PHP skills (with function code)

PHP File Read Function Copy codeThe Code is as follows: // File Read Function Function PHP_Read ($ file_name ){ $ Fd = fopen ($ file_name, r ); While ($ bufline = fgets ($ fd, 4096 )){ $ Buf. = $ bufline; } Fclose ($ fd ); Return $ buf; } ?> File

Chapter 4 php mathematical operations

I. Numerical Data Type Numeric or numeric data are generally two types of double and int in PHP. PHP is a loose scripting language. Pay attention to the type conversion method. Copy codeThe Code is as follows: $ A = '5 '; // The string of a number

Chapter 2 PHP basics-php code writing

1. Several PHP code embedding styles on web pagesStandard or short style is recommended Copy codeThe Code is as follows: // Standard style Echo 'Hello World! '; ?> // Short style Echo 'Hello World! '; ?> 2. Four Methods of code annotationCopy

Php curl Common Errors: SSL errors, bool (false)

Symptom: An error occurred while calling https in php curl. Troubleshooting method: Use curl in the command line to call it. Cause: the SSL certificate cannot be verified in the server room. Solution: Skip the SSL certificate check. Curl_setopt ($

Php commands SVN version server code

SvnPeer. php Copy codeThe Code is as follows: /** * * This class for execute the external program of svn * * @ Auth Seven Yang * */ Class SvnPeer { /** * List directory entries in the repository * * @ Param string a specific project repository path

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