Php simulates the Flying Pigeon transmission protocol and code to send messages to the Flying Pigeon

Flying Pigeon book Transfer Agreement:1: 23149: riverlet: 127.0.0.1: \ x20: balabalabalabalaVersion: Package number: sender name: sender Host Name: Command: additional information (message content)  

How to Use JS and CSS optimization tools Minify in PHP

To reduce HTTP requests, we often need to merge and compress multiple JS and CSS files. Below we record the PHP source code for implementing this function on the Internet and how to use Minify, an open-source project. 1. For code for merging and

Php function notes

String function: htmlspecialchars () md5 () number_format () preg_match () trim () printf () str_replace () strip_tags () explode () implode () handle array function: String functions:Htmlspecialchars ()Md5 ()Number_format ()Preg_match ()Trim

Introduction to nine Practical php functions

& Nbsp; even if you have been using PHP for many years, you may find some functions and functions you have never understood. Some of them are very useful, but they are not fully utilized. Not everyone will read the manual and function reference page

Php uses adodb to connect to the mssql database code

Php uses adodb to connect to the mssql database code include_once (adodb5/adodb. inc. php); $ connadonewconnection (odbc_mssql); $ conn-& gt; pconnect (driver {sqlserver}; serverdlut-pcsqlexpress; database php uses adodb to connect to mssql database

Introduction to php's simple cache full-site functions

Php & nbsp; brief introduction to cache full-site functions & lt ;? Phpfunctioncache_page ($ refresh20) {ob_start (); // enable the buffer $ hashsha1 ($ _ SERVER [PHP_SELF]. | G |. serialize ($ _ GET ). | P |. serialize ($ _ POST); // cache file

What is Memcached?

apc

What is Memcached? & nbsp; before explaining this problem, we must first know what it is "not ". Many people use it as a storage carrier in the form of SharedMemory. although memcached uses the same "Key & gt; Value" method to organize data What is

42 PHP code optimization suggestions

This article introduces 42 suggestions for optimizing PHP code: 1. if a method can be static, it will be declared as static. The speed can be increased to 4 times. 2. echo is faster than print. 3. use multiple echo parameters instead of periods to

How to create Memcached client cache in PHP

Emcached is a key-value storage system that stores key data in the memory, greatly reducing the data access time. The advantage of using Memcached is self-evident. it not only reduces the pressure on the system to access the database, but also

PHP addition in array operation instance code

PHP addition in the array operation instance code & lt ;? Php & nbsp; $ aarray (a & gt; apple, B & gt; banana); & nbsp; & nbsp; $ barray (a & gt; pear, B & gt; strawber PHP method in the array operation instance code $ A = array ("a" =>

PHP interface and reference interface

1. interface introduction and creation & nbsp; Keywords: interface & nbsp; 2. Interface references and Specifications & nbsp; & 1. interface introduction and creation Keyword: interface 2. Interface references and specifications Keyword: implements

Differences between isset () and empty () functions in PHP

The isset () function of PHP is generally used to check whether the variable is set in the format boolisset (mixedvar [, mixedvar [,...]). function: checks whether the returned value is set for a variable. if the variable does not exist, FALSE is

PHP learning array

An array is a collection of data. it organizes a series of data to form an operable whole. Each object in the array contains two items: Key and value. 1. what is an array is a set of data, which organizes a series of data to form an operable whole.

Programming home recommends 9 PHP programs (with introduction and download)

1. the ReCAPTCHAThereCAPTCHA Library allows you to create an advanced CAPTCHA system for your website. this system is used to generate verification information, including voice verification. Of course, there is also the reCAPTCHA service available,

PHP user-defined function: simple paging function

& Lt ;? Php/*** PHP paging custom function ite5e.com * @ param $ pageNum: current page number * @ param $ pageSize: page quantity * @ param $ rowCount: total number of records * @ param $ navUrl: URL of the link page */functiongetNavHtml ($ pageNum,

Application of Shell in code refactoring

Coderefactoring is sometimes boring. string replacement and other operations are not only boring, but also prone to errors. Fortunately, some tools are available. take PHP as an example, such as Rephactor, scisr and so on, but the ready-made tools

PHP computing page program execution time instance code

& Lt ;? Phpclassruntime {& nbsp; var $ StartTime0; & nbsp; & nbsp; var $ StopTime0; & nbsp; fu Class runtime { Var $ StartTime = 0; Var $ StopTime = 0; Function get_microtime () { List ($ usec, $ sec) = explode (, microtime ()); Return (float) $

The timeline development in php is displayed as "just", "5 minutes ago", and "Yesterday"

// Time conversion function functiontranTime ($ time) {$ rtimedate (& quot; m-dH: I & quot;, $ time); $ htimedate (& quot; H: I & quot;, $ time); $ timetime ()-$ time; if ($ time & lt; 60) {$ str & amp; #39; just & amp; #39   // Time conversion

Several methods for PHP to determine whether a remote url is valid

Determine whether the remote URL is valid. the remote url includes remote images, webpages, videos, and other elements. Solution: Use PHP to use the file_get_contents function. However, if the url cannot be accessed, if the program is terminated,

Views on PHP large-scale development frameworks

Since its birth, PHP has been liked by many programmers. it has become a good helper for small and medium-sized webmasters and has trained a large number of PHP programmers. However, with the increasing application of PHP, in many cases, it is not

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