What is php used to achieve?

1. What is PHP?

PHP (full name: Hypertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a general open source scripting language. The syntax absorbs the characteristics of C language, Java and Perl, which is easy to learn and widely used. It is mainly suitable for the field of Web development. (Recommended learning: PHP video tutorial)

PHP can run in most operating system environments such as Windows and Linux, and is often used with the open source free Web service Apache and database Mysql When used together with the Linux platform (referred to as LAMP), it has the highest cost performance and is known as the "golden combination of Web architecture".

2. Current Situation of PHP

Currently, more than 60% of the world’s 50 million Internet websites use PHP technology, and WordPress is used by 16.6% of the world’s websites. The three CMS website building systems with the highest usage rates are: WordPress has a share of 54.3%, Joomla has a share of 9.2%, and Drupal has a share of 6.8%. All three products are developed using PHP.

PHP has also been selected into the top five most popular programming languages ​​in the world, and is the only scripting language selected. In China, more than 80% of dynamic websites are developed using PHP. Among the Alexa TOP500 Chinese websites, 394 use PHP technology, accounting for 78.8%.

3. What are the advantages of PHP?

Using PHP language for Web development has the following advantages:

1. High security: PHP has recognized security performance.

2. Cross-platform features: PHP supports almost all operating system platforms, and supports multiple web servers such as Apache and IIS, making it widely popular.

3. Supports a wide range of databases: can operate a variety of mainstream and non-mainstream databases.

4. Ease of learning: PHP is embedded in HTML language, mainly scripting language, with rich built-in functions, simple language, simple writing, easy to learn and master

5. Fast execution speed: occupy Less system resources and faster code execution.

6. Template: realize the separation of program logic and user interface.

7. Support object-oriented and process: supports two styles of development, object-oriented and process, and is backward compatible.

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