PHP

Usage: Copy codeThe Code is as follows:$ S = 'China ';$ OS = new String ($ s );Echo $ OS-> decode ('gbk '),'';Echo $ OS-> decode ('gbk')-> encode ('md5 '),''; CodeCopy codeThe Code is as follows:Class String extends stdClass{Private $ _ val =

Final --- used before classes and methods.Final class --- cannot be inherited.Final method --- cannot be overwritten.The final class cannot be inherited.If we do not want a class to be inherited, we use final to modify the class. This class cannot

Copy codeThe Code is as follows:/*Author: www.5dkx.comDone: Generate html documentsDate: 2009-10-27*/Require_once ("conn. php ");If ($ _ GET ['all']){/* Obtain database records to generate html files with a file name */$ Sqlquery = "select * from $

The following code is used:Copy codeThe Code is as follows: The usage is like this.Setmycookie ('name'); in this way, a cookie named name is set under the domain name.Php is easier to read.Copy codeThe Code is as follows:$ Str = $ _ COOKIE ('name');

Xdebug InstallationWhen downloading the xdebug extension, pay attention to the correspondence between the xdebug version and the php version, otherwise there will be unnecessary trouble!I am using PHP5.2.5, the downloaded xdebug file name is:

In this section, we will look at how to create a class and object in PHP.1. Create a class In PHP, the creation of a class is basically similar to that in C #/Java. Let's take a look at the simplest example:Copy codeThe Code is as follows:Class

I downloaded the latest recommended version. I didn't expect it to be sent to the jar, so I didn't. Later I summarized it and found that there were still many problems, so I shared it and hoped to share it with you.It is helpful. During the

Copy codeThe Code is as follows:/* Author: Yang Yu */// You can search for any ebook on Sina first, and then enter the corresponding parameters.// Http://vip.book.sina.com.cn/// E-book Parameters$ Array_book [0] = 38884; // novel id$ Array_book [1]

First, let's talk about \ n, \ r, \ t\ N soft carriage return:In Windows, line breaks are displayed and returned to the beginning of the next line.In Linux and unix, it only indicates line breaks, but does not return to the starting position of the

Copy codeThe Code is as follows:/**By lenush;*/Class Tree{Var $ data = array ();Var $ child = array (-1 => array ());Var $ layer = array (-1 =>-1 );Var $ parent = array ();Function Tree ($ value){$ This-> setNode (0,-1, $ value );} // End

I have heard that this method violates some search engine operating principles and may be penalized by various search engines or even deleted from websites. so I have just removed this process until I confirm that it is not cheating. if you have the

1. Define a string 　　In PHP, you can use single quotes or double quotes to define strings. However, the same single or double quotation marks must be used to define strings. For example, 'hello' and 'hello' are invalid strings.When defining a string,

Result 1: When you place the cursor over a notebook, if there is a memo on the day, it will be displayed, for example:Copy codeThe Code is as follows:Function checkfortasks (thedate, e ){// Find the corresponding of taskbox on the page and set it

After PHP5.0, php provides more object-oriented methods to make php more powerful !!Some functions called magic methods in PHP are introduced here: in fact, they are used in common applications !!1. _ construct () when instantiating an object, this

1. object-oriented concepts Object-Oriented Programming (Object Oriented Programming, OOP, Object-Oriented Programming) is a computer Programming architecture, one basic principle of OOP is that a computer program is composed of a single unit or

13. Access type Type access modifiers allow developers to restrict access to class members. This is a new feature of PHP5,It is a good feature of OOP. In addition, most OOP languages support this feature. PHP5 supports the following three access

About page optimization and pseudo-static1) Layout Optimization2) pseudo-static (focuses on apache, smarty, and regular expressions)Details:I. Layout Optimization:Layout Optimization mainly involves the relationship between HTML, JS, CSS, and XML

In fact, this is because the project has not been compiled by zend studio for eclipse (it should be an index), so you just need to let it re-compile the project code.The procedure is as follows:Create a project, such as test. Find the directory

Serializing)PHP does not support permanent objects. in OOP, permanent objects are objects that can maintain the state and function in the references of multiple applications, this means that the object can be saved to a file or database, and objects

Official Manual (http://us.php.net/manual/en/function.natsort.php)Copy codeThe Code is as follows:Bool natsort (array & $ array)This function implements a sort algorithm that orders alphanumeric strings in the way a human being wocould while