How to install and configure Jpgraph

Jpgraph, a powerful drawing component, can draw any image as needed. You only need to provide the data to automatically call the plotting function and draw the processed data input. Jpgraph provides multiple methods to create statistical charts,

Notes for SimpleXML

SimpleXML provides a simple and fast XML operation method, greatly improving the efficiency of XML operations. But sometimes it may cause a lot of trouble if you are not careful. Check the following code: $ Xml = simplexml_load_string ( title ); $

Comparison between ISAPI and FastCGI of PHP in IIS

In Windows IIS 6.0, PHP is usually configured in CGI, ISAPI, and FastCGI. These three modes can be successfully run in IIS 6.0, the following describes the differences in configuration and performance of the three methods. 1. CGI (Common Gateway

PHP zlib extension page GZIP compression function details

To implement GZIP compression pages, the browser and the server need to support them. In fact, the server is compressed. After being uploaded to the browser, the browser decompress and parse the files. We don't need to worry about browsers, because

PHP100 teaches you 20 lines of code to write a thief Program

The PHP thief program is the predecessor of collection. With the thief principle, attackers can write collection. This is bkJiaChuangen IT EducationAssignments left for you during the training. Some general ideas and functions are hand-written. The

PHP technical code -- get the file extension

Php code// Method 1:Function extend_1 ($ file_name){$ Retval = "";$ Pt = strrpos ($ file_name ,".");If ($ pt) $ retval = substr ($ file_name, $ pt + 1, strlen ($ file_name)-$ pt );Return ($ retval );} // Method 2Php codeFunction extend_2 ($

PHP learning cookie explanation

1. Set cookieYou must set the cookie before using the cookie.Function prototype: int setcookie (string name, string value, int expire, string path, string domain, int secure)All parameters except name are optional and can be empty strings.Attribute

PHP server-side multi-process programming practices

Recently, comparing the features of PHP, Python, and Erlang found that PHP has many features that are not commonly used. Php cli can be used to implement many good applications. For example, search engine crawlers and long-running computing scripts

PHP custom functions: full-width half-width mutual conversion

Function SBC_DBC ($ str, $ args2) {// halfwidth and fullwidth conversion function. If the second parameter is 0, it is halfwidth to fullwidth. If it is 1, it is fullwidth to halfwidth.$ DBC = array (0, 1, 2, 3, 4,5, 6, 7, 8, 9,A, B, C, D, E,F, G, H,

Use Zend_Mail in Zend Framework to send emails in PHP Framework

As we all know, Zend Framework is a standard PHP5 Framework developed by zend. It includes almost all of the function modules we often use, such as feed, mail, cache, db, etc. Today we mainly introduce the Zend_Mail module to help us send

Explanation of PHP date and Time Functions date ()

PHP date and Time Functions date () 1, year-month-day echo date ('Y-m-J'); 2007-02-6 echo date ('Y-n-J '); 07-2-6 uppercase Y indicates four digits of the year, while lowercase y indicates two digits of the Year. lowercase m indicates the number of

Php File Operations

Print? Ini_set ('memory _ limit ','-1 ');//Ini_set ("max_execution_time", "3600"); // set the timeout value. Using filep;'qq.txt ';  Using str=file('qq.txt ');$ LineCount = 0;Foreach ($ str AS $ line ){$ Line = str_replace ("\ t", "", $ line );$ Tr =

ThinkPHP project group configuration

Project Group Overview:Project grouping is an important mechanism of ThinkPHP. The project grouping function can combine multiple projects in the past into one project group, which can be reused for public files, each group can have its own

Php Environment Construction

I installed Windows 7 in the past two days. Some time ago, a friend asked me how to install and build the PHP environment in Windows. So I plan to work hard to build the PHP environment step by step, currently, you do not need to use the PHP

Usage of _ get () and _ set in PHP

Php object-oriented _ get (), _ set () Usage   In general, the class attribute is always defined as private, which is more in line with the actual logic. However, attributes are read and assigned frequently. Therefore, in PHP5, we predefine the two

PHP performance optimization Overview (sorting)

PHP Optimization for PHP is mainly for php. the main parameters in ini are adjusted and set properly. Let's take a look at php below. how to set parameters that have a greater impact on performance in ini.# Vi/etc/php. ini (1) Disable finding PHP

Php array traversal explanation for foreach list each key

Php array Traversal This article mainly describes for, foreach, list, each, key, pointer operation related functions, array_flip, array_reverse, array_walks, and other functions for Array traversal. 1. for Loop traversal Array For Loop is an array

Htmlspecialchars () and htmlentities () of php Functions

  When the web editor writes articles to the database or reads the database content, there are often non-resolution issues and a lot of code, which is actually a problem of html Entity and corresponding String Conversion. It mainly involves

Yii -- Command Task Processing

1. Configure the components required to execute the taskTask configuration file:/protected/config/console. phpThe configuration method is similar to the configuration of the main file [html] // This is the configuration for yiic console application./

Ceil, floo, and round functions in php

Ceil is a function that returns a value in the ascending order; Floor is a function used to remove the decimal places to get a value; Round is a rounding function. CeilDefinition and usage: The ceil () function rounds up to the nearest integer. [Php]

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