PHP Introduction



PHP is a server scripting language, and is a powerful tool for building dynamic and interactive Web page.


 What is PHP?
PHP is an acronym for "PHP Hypertext Preprocessor"
PHP is a widely-used, open source scripting language
PHP scripts are executed on the server
It is free to download and use.

What is a PHP File?

PHP files can contain text, HTML, CSS, JavaScript, and PHP code
PHP code are executed on the server, and the result is returned to the browser as plain HTML
PHP files have extension ".php"

What Can PHP Do?

PHP can generate dynamic page content
PHP can create, open, read, write, and close files on the server
PHP can add, delete, and modify data in your database
PHP can encrypt data

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