After studying this chapter you will be able to understand: PHP comparison operators, PHP conditional statements, PHP - The statement, the PHP switch statement, the PHP while loop, the PHP foreach loop,. | CSC 330 E-Commerce Teacher Ahmed Mumtaz Mustehsan GM-IT CIIT Islamabad Virtual Campus, CIIT COMSATS Institute of Information Technology T2-Lecture-09 PHP Part-I T2-Lecture-09 For Lecture Material/Slides Thanks to: What You Should Already Know Before you continue you should have a basic understanding of the following: HTML CSS JavaScript T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- 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 PHP costs nothing, it is free to download and use T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- 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" T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- What Can PHP Do? PHP can generate dynamic page content PHP can create, open, read, write, delete, and close files on the server PHP can collect form data PHP can send and receive cookies PHP can add, delete, modify data in your database PHP can restrict users to access some pages on your website PHP can encrypt data With PHP you are not limited to output HTML. You can output images, PDF files, and even Flash movies. You can also output any text, such as XHTML and XML. T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- Why PHP? PHP runs on various platforms (Windows, Linux, Unix, Mac OS X, etc.) PHP is compatible with almost all servers used today (Apache, IIS, etc.) PHP supports a wide range of databases PHP is free. Download it from the official PHP resource: PHP is easy to learn and runs efficiently on the server side T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- What Do I Need? To start using PHP, you can: Find a web host with PHP and MySQL support Install a web server on your own | CSC 330 E-Commerce Teacher Ahmed Mumtaz Mustehsan GM-IT CIIT Islamabad Virtual Campus, CIIT COMSATS Institute of Information Technology T2-Lecture-09 PHP Part-I T2-Lecture-09 For Lecture Material/Slides Thanks to: What You Should Already Know Before you continue you should have a basic understanding of the following: HTML CSS JavaScript T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- 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 PHP costs nothing, it is free to download and use T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- 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" T2-Lecture-9 Ahmed Mumtaz Mustehsan 1- What Can PHP Do? PHP can generate .