PHP

Php lazy functions automatically add data. For more information, see. The code is as follows: /** @ Automatically add data functions* @ $ Table name* @ $ Arr field Library array ("title", array ("content", int ))* @ Array (field, type)* @ Type

Define a series of algorithms, encapsulate them one by one, and make them replace each other. Changes in the used algorithms can be independent of customers who use them. The code is as follows: /*** Strategy mode (Strategy. php)** Define a

When creating a website, we will create an installation file and use the SQL file to create a database. Share my methods. We know that many forums or personal blog programs downloaded from the Internet have installed pages. to create such

CantcreatewritetofileC: WINDOWSTEMP... MYSQL error solution, refer to the following method. Error message: Error: Can't create/write to file 'C: \ WINDOWS \ TEMP \ # SQL _738_0.myd' (Errcode: 17) Errno.: 1 Problem analysis: 1. the C: \ Windows \

Today I see several symbols about PHP. One is @, which is added before a variable to suppress the error reported by the PHP interpreter. that is to say, the error is not displayed even if an error occurs. Today I see several symbols about PHP. One

PHP Data structure algorithm, triple, Triplet. For more information about php learning, see. The code is as follows: /*** Triple Triplet**/Class Triplet{Private $ _ data = null;// Initialize the productkey, devicename, and devicesecretPublic

It is a good programmer to obtain the key code. In this article, the mango site collects some key code such as this for programming. 1. super simple page cache If your project is not based on a CMS system or framework, creating a simple cache system

Chapter 4 data processing-php array processing-Zheng AQI, a friend of php learning must pay attention to it. php arrays are commonly used. 1. array processing: 1.1 Create and initialize an array: 1. the arrary () function creates an array. by

Usually there are many sessions and few cookies are used. this is to solve Discuz! Cookie is not required for automatic synchronous login. As a result, the setcookie setting does not take effect and is not displayed on the browser. After checking,

The PHP code for getting all tables in a MySQL database is as follows. For more information, see. The code is as follows: Function list_tables ($ database){$ Rs = mysql_list_tables ($ database );$ Tables = array ();While ($ row = mysql_fetch_row (

Baidu's methods for obtaining variable names in php are the following functions. However, we found a bug. The code is as follows: /*** Get the variable name** @ Param $ string* @ Return $ string** $ Test = "helo ";* $ Test2 = "helo ";* GetVarName

Sometimes we need to use PHP to delete files and folders. PHP also has functions to implement. Below is a simple record of the code to facilitate future persistence. First look at the code The code is as follows: Function deldir ($ dir ){//

The purpose of the verification code is needless to say. I also wrote an article about the PHP verification code, the implementation of the PHP verification code. But it is not encapsulated into a class. The following describes a PHP verification

There are hundreds of files in a folder such as IDR_WEB_BKG_PNG, IDR_WEB_BKG_XML, IDR_WEB_BKG_ICO, and files. it is too troublesome to manually update the suffix one by one. the batch update code in PHP is as follows: The code is as follows: $

Session_start () is the beginning of the session mechanism. it has a certain probability to enable garbage collection because the session is stored in the file and PHP's garbage collection is invalid, the SESSION is recycled to delete files. this

PhpXPath can find and modify the implementation code of the XML file. For more information, see. The code is as follows: /* 11 Content1 2009-10-11 Title2 Content2

Php checks whether a visitor is a search engine spider's function code. For more information, see. The code is as follows: /*** Determine whether it is a search engine spider** @ Author Eddy* @ Return bool*/Function isCrawler (){$ Agent =

In object-oriented programming, polymorphism is a powerful and basic tool. It can be used to create a more organic stream in your application. This tutorial will introduce the general concept of polymorphism and how it can be easily deployed in PHP.

Use php to parse the html implementation code, which is usually used by friends who collect data. Recently, to write a crawler using php, you need to parse html and find a project named PHP Simple html dom Parser on sourceforge, it can return the

By accident, Baidu knows that a student asked about the efficiency of count and strlen. well, I didn't fully understand this problem at the beginning and thought it was not two different things that could not be compared, after reading the reply