PHP Tutorials

PHP character encoding conversion class that supports ANSI, Unicode, Unicode big endian, UTF-8, and Utf-8+bom conversions to each other. Four common text file encoding methods ANSI Code : No file header (file encoding at the beginning of the

The thinkphp F method can only be used to cache simple data types and does not support expiration and cache objects. The S () cache method supports the validity period, also known as the dynamic caching method. This article is a small series of

Bulk download files are generally used in a circular manner to perform the download individually. However, with the bandwidth and server performance allowed, using multi-process to download can greatly improve the efficiency of the download. This

This article describes the method of using PHP to determine whether a file exists, supports local and remote file judgments, and provides full invocation code and demos. 1. Determine if a local file exists Determine if the local file exists and can

The content of PHP object-oriented serialization and deserialization is important in PHP, and this article explains its related code content. Serialization (serialization): a process that transforms the state information of an object into a form

This article mainly introduces the PHP implementation of the MySQL database exported to. sql file instance (imitation phpMyAdmin export function), the need for friends can refer to the following Database backup with PHP code can make the management

This article is mainly for you to introduce the thinkphp implementation of the verification code to generate and verify the function, with a certain reference value, interested in small partners can refer to Use thinkphp to implement

This article mainly introduces the function function of common/common.php file in thinkphp, and analyzes the function and code principle of C method, tag method, B method and AutoLoad method in detail by the form of annotations, and the need of

This article mainly introduces PHP to dynamically create HTML code based on an array of methods, interested in a friend's reference, I hope to be helpful to everyone. The example in this article describes how the PHP array generates HTML drop-down

This article mainly introduced the thinkphp framework realizes the user information query update and the deletion function, combined with the instance form analysis the thinkphp framework database configuration, the control and the template call

This article mainly introduces the PHP implementation of the word guessing games, interested in the reference of friends, hope to help you. Just copy it locally and run it. Easy: Wrong '; Echo ' Normal:wrong '; Echo ' Hard:wrong ';}

ImageMagickis the picture processing software, has the powerful picture processing ability. This article uses PHP call ImageMagick to implement the image processing as an old photo effect. ImageMagick Address: www.imagemagick.org To install

This article mainly introduces the PHP simple anti-theft chain implementation method, involving PHP for the server-side pre-defined variable invocation and string processing of the relevant skills, with a certain reference value, the need for

This article mainly introduces the creation of a list of PHP and the list of nodes to add, delete, update and traverse, interested in the friend's reference, I hope to be helpful to everyone. The examples in this article describe the use of the PHP

This article mainly introduced the PHP inverse Polish algorithm principle and the use method, the interest friend's reference, hoped to be helpful to everybody. The general algorithm for converting a normal middle-order expression to an inverse

This article mainly introduces the PHP implementation of JSON code conversion method, interested in the friend's reference, I hope to help you. Specific as follows: array (' key4 ' = ' value4 ', ' Key5 ' + ' value5 '); $json = Json_encode ($books)

This article mainly introduces the thinkphp implementation of Volist tag nested loop method, the need for friends can refer to the following This article describes in more detail the use of thinkphp's volist tag nesting as follows: First, in the

This article mainly introduces PHP filter all the blank characters of the method, interested in the friend's reference, I hope to be helpful to everyone. The trim function in PHP can only replace the left and right spaces, feeling in some cases

This article mainly describes the thinkphp implementation of multilingual features (language Pack), the need for friends can refer to the following 1. Add the following configuration to the config.php of Home (the project name you are taking) Copy

This article mainly introduces the definition and use of the Curl package class in PHP, interested friends, I hope to help you. Specific as follows: Get usage: $curl = new Curl (), $curl->get (' http://www.XXX.com/'); Post usage: $curl = new Curl (