May 2017 -

Conditional Statements

PHP’s IF statement enables you to perform different actions based on the results of evaluating some condition. For an example think of a login feature of some website. When you enter the username and a password, the login page checks to see if the username/password combination is correct or not. If the combination is correct… read more »

Variable Data type

A variable’s data type is determined by the kind of value stored in that variable. For example, if a variable has a string value stored in it, then its data type is a STRING. If a non-decimal numeric value is stored in it, then the data type is an INTEGER. If a Boolean value is… read more »

Learn about Variables – Introduction

Before reading through this lesson, open your text editor (Sublime, Notepad++ or whatever you prefer), create a new file and save it as variables.php in your web server’s document root directory. On a typical XAMPP stack your document root should be located at c:/xampp/htdocs. In my case I have saved it in c:/xampp/htdocs/tests sub-directory. When… read more »

What data we can store in a variable?

You can store a string such as a person’s name. i.e ‘Barack Obama’ You can store negative or positive numbers. i.e 2017 You can store decimal values such as a product price, etc. i.e 9.99 You are not limited to storing only strings and numbers. Expressions, Boolean values, Arrays, Objects, and Resources are also stored… read more »


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