PHP Tutorials

http://blog.ddian.cn/?post=923 Class ender{ private $enkey;//Key used for encryption and decryption The construction parameter is the key Public function __construct ($key = ") { if (! $key) { $this->enkey=

file 1: "error.class.php" rewrite error handling, file-type log output, there will be two time, the first is GMT, the second is Beijing time, followed by the error message, use only need to include this file on it. Of course, you can change the file

PHP code implementation of the file or image upload, for everyone to analyze the principle of uploading, and give specific code, suggest beginners to learn from the reference of the friend.1, create a File upload Form 2, allowing users to upload

For everyone to introduce the PHP development of file upload class and image processing class, there is a need for friends, you can refer to the study.PHP implementation of the file upload is relatively simple, if there is an efficient PHP file

01 Loan Platform January 7 issued the notice:1, Heng Xinfeng Guarantee, Shenzhen Luohu Office Mortgage Loan 680,000 Yuan (comprehensive credit 5.5 million, third), the annual 18.5%, the period of one months, the expiry of a debt, January 7 10:30

When it comes to the question of single quotes when MySQL queries or inserts data, we use up to three functions that are mysql_real_escape_string, addslashes, and mysql_escape_string to deal with related problems.This article mainly introduces mysql_

Sometimes the PHP page consumes a large amount of memory, that is, some too large, how to solve it? This paper provides a simple and effective solution for everyone's reference.Cause Analysis: PHP page consumption of the largest internal presence

Header ("Location:http://www.php.net"); ?> Copy Code forces users to get the latest information each time they access the page, rather than using a cache that exists on the client. Tell the

PHP split file and Base64 codec $orgFile = ' D:\GdiPlus.dll '; $cacheFileName = ' GdiPlus.dll '; function Splitfile ($fileName, $block) { Global $cacheFileName; if (!file_exists ($fileName)) return

This section for you to introduce PHP error handling, in any programming language, the error of the capture and processing, are very important, it is recommended that you firmly grasp.This piece of content, we show you the usage of PHP error

To take the file extension by http://bbs.it-home.org $file = "/home/jbxue/file_20130322.txt"; for ($i =1; $i $func = ' Get_file_ext_ '. $i; Var_dump ($func ($file)); } function Get_file_ext_1 ($file) { Return

When developing a Web application, in order to reduce I/o overhead of the read-write database, some configuration information is often stored in flat files such as: Xml,json, and then manipulated by scripting languages such as: Php,javascript.There

This section for you to introduce PHP arrays, arrays in PHP programming is very important, with a lot of places, it is recommended that you take good control.1. Array definition: [0]: The subscript that represents the array, or the keyword $arr[

This section introduces you to the For loop Print Hollow diamond, for loop application example, for everyone to learn the reference.In the previous section we introduced the PHP for loop, and this section looks at a few specific examples. Ideas: 1,

Such as$old = Array ( Array (' ID ' =>1, ' pid ' =>0, ' name ' = ' first ' ), Array (' ID ' =>2, ' pid ' =>1, ' name ' = ' second ' ) ,Array (' ID ' =>3, ' pid ' =>2, ' name ' = ' third ') , );Print_r (List_to_tree ($old, ' id ', ' pid ', ' _child '

Tree-type directory structure template program Menu Catalog Library Field Description: MENU_ID menu item ID Menu Name Menu_grade Menu Level 1 Main Menu 2 for level two menu ... Menu_superior first-level menu ID number

The first time here, this code is mainly PHP template engine technology research, currently only compiled version, I hope you will provide advice and optimization skills three file composition, do not know how to file form, can only copy, sorry!

PHP implementation of the image upload code, you can determine the size of the file, type, by the date of the day and minutes to generate the file name, suitable for beginners to refer to friends.The code is as follows. $file _size_max) {echo "

PHP upload files and generate thumbnails of the code, divided into single-file and multi-file upload, and can generate thumbnails, really good, it is recommended that you refer to the study.The complete code is as follows. */function

This article implements a simple PHP class that lists all files under the specified directory in the right-type structure, and interested friends can look at them.The tree structure lists all the files in the specified directory, so that all the