What Is PHP?

PHP stands for Hypertext Preprocessor (PHP). It is an open-source, interpreted, and object-oriented scripting language that is mainly used for creating dynamic web applications. It was developed by Rasmus Lerdorf in 1994. The application developed in PHP is fast, flexible, and pragmatic. Nowadays many CMS and frameworks are available for developing web applications in PHP that are WordPress, Opencart, Laravel, Codeigniter, etc.

 Why Use PHP?

These are some key advantages to use PHP for web development.

1.	PHP can be easily integrated within the HTML tag.
2.	We can connect PHP applications with any database like MYSQL, PostgreSQL, SQL Server, Oracle, etc.
3.	It supports several protocols such as HTTP, POP3, SNMP, LDAP, IMAP, and many more.
4.	Many robust MVC frameworks and CMS are available for quick development.
5.	We can easily manage sessions and cookies.
6.	It is easy to learn.

Prerequisite.

Before learning PHP you must have basic knowledge of HTML, CSS, and Javascript for better implementation of PHP.

HTML	It is used to design a static webpage.
CSS	It helps to make the webpage content more effective and attractive.
JavaScript	It is used to design an interactive website.