PHP is a open source, interpreted and object-oriented scripting language i.e. executed at server side. It is used to develop web applications (an application i.e. executed at server side and generates dynamic page).
3.1 What is a function, Define a function, Call by value and Call by reference, Recursive
Creating and accessing, String Searching & Replacing String, Formatting String, String
Related Library function
4.1 Anatomy of an Array, Creating index based and Associative array Accessing array, Element
Looping with Index based array, Looping with associative array using each () and foreach(),
Some useful Library function
7.1 Introduction to Session Control, Session Functionality What is a Cookie, Setting Cookies
with PHP. Using Cookies with Sessions, Deleting Cookies, Registering Session variables,
Destroying the variables and Session.