PHP

This article illustrates how PHP gets the first array element value in an array element. Share to everyone for your reference. Specifically as follows: In PHP's built-in functions, the function that gets the value of an array element is mainly the

This article illustrates the method of solving the Chinese garbled problem by the Imagettftext function of GD library in PHP. Share to everyone for your reference. Specifically as follows: When using Imagettftext to write Chinese, garbled problems

This article describes the DDoS attack solution for PHP. Share to everyone for your reference. The specific analysis is as follows: Today, one of their own machine suddenly send a large number of packets outside, can be more than 1G per second,

We know that in the use of AJAX technology and PHP background interaction, the Chinese garbled is often the case, JSON as a similar to XML data Interchange Format, in PHP for interaction will also appear in Chinese garbled situation, to solve the

This example describes the session class for PHP implementation. Share to everyone for your reference. The specific analysis is as follows: About the session in PHP application is necessarily not less, is one of the most important functions.

1. DOM function A, Domdocument->load ()Function: Load XML fileUsage: domdocument->load (string filename)Parameters: Filename,xml file;Return: Returns TRUE if successful and FALSE if failed. B, Domdocument->loadxml ()function: Load XML codeUsage:

You may have some knowledge of the PHP timestamp , so how do we apply it to get a specific date? Today we're going to introduce you to the specifics of how php timestamp gets the current period. Implementation function: Gets the timestamp of a

Adding a watermark to a picture is also a common feature in image processing. Because as long as the pictures you see on the page can easily get, you work hard to edit the pictures do not want to be taken away by others to use, so add a watermark

This article describes the Php+iframe implementation of the page without refreshing asynchronous file upload, is a very practical common skills. Share to everyone for your reference. The specific analysis is as follows: When it comes to IFRAME,

1. Const is used for class member variable definition once defined and cannot change its value. Define defines global constants that can be accessed anywhere. 2, define can not be defined in the class and Const. 3. Const cannot define constants in

This article illustrates the use of PHP functions serialize () and Unserialize (). Share to everyone for your reference. The specific methods are as follows: This example mainly describes the PHP function serialize () and unserialize () description

Look at a PHP blog today and note that: "The index key value in PHP, if not enclosed in quotes, interprets the index key value as a constant, which is interpreted as a string when no definition of the constant is found." I'm a little bit convinced

Today bored to practice the PHP traversal file directory program, wrote the following two programs, but the quality is not very good, Pat ~ ~ ~ ~ 1, clear PHP cache files Copy Code code as follows: function Read_dir ($dir, $file) {

The role of data encryption in our lives has become increasingly important, especially given the large number of transactions and data transmissions that occur on the web. If you are interested in adopting security measures, you will also be

demo.php: Copy Code code as follows: /** * Read the SQL file and write to the database * @version 1.01 demo.php */ Class Dbmanager { var $dbHost = '; var $dbUser = '; var $dbPassword = '; var $dbSchema = '; function

PHP strstr, STRRCHR, substr, stristr Four functional usage differences: PHP strstr STRRCHR substr stristr These four string manipulation functions are especially confusing, often substr,strstr, which can basically satisfy the operation of the

This project is implemented using Zend Framework frameworksmodules/default/controllers/indexcontroller.php indexcontroller.php Copy Code code as follows: Class Indexcontroller extends Zend_controller_action { Public Function init () {

In the development process, you will often encounter the need to give someone an input box, and then someone input some ID, or keywords, such as WordPress's background of the label input box: This is just to judge the English state of the comma, if

1. Convert a string to an arrayStr_split () is used to convert a string to an array Syntax: Copy Code code as follows: Str_split (String,length) //string is required, is the string to be segmented; Length is optional, specify

First, the detection server is open SSL Copy Code code as follows: Phpinfo (); ?> Check the page OpenSSL column, if the column OpenSSL support value is enabled to indicate that SSL is turned on, otherwise it is off state. Second,