What does the suffix php mean?

What does the suffix php mean?

The file with the suffix "PHP" ends in the naming format of a programming language. PHP (foreign name: PHP: Hypertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a A general-purpose open source scripting language.

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The syntax absorbs the characteristics of C language, Java and Perl, which is conducive to learning and widely used. It is mainly suitable for the field of Web development. PHP's unique syntax mixes C, Java, Perl, and PHP's own syntax.

It can execute dynamic web pages faster than CGI or Perl. Compared with other programming languages, dynamic pages made with PHP embed programs into HTML (an application under the Standard Universal Markup Language) document for execution, and the execution efficiency is much higher than CGI that completely generates HTML tags; PHP can also execute compiled code. Compilation can achieve encryption and optimize code running, making the code run faster.

PHP is mainly used for server-side scripting programs, so you can use PHP to complete any work that other CGI programs can complete, such as collecting form data, generating dynamic web pages, or sending/receiving Cookies. But PHP’s capabilities go far beyond that.

PHP scripts are mainly used in the following three fields;

Server-side scripts. This is the most traditional and main target area of ​​PHP.

Command line script. You can write a PHP script and don't need any server or browser to run it. This way you only need the PHP parser to execute.

Write a client-side GUI application. PHP may not be the best language for window-based applications, but if you are very proficient in PHP and want to use some of PHP's advanced features in your client applications, you can take advantage of PHP-GTK to write these programs.

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