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We can use PHP If Statement to execute code statements based on condition(s). This statement is also called a conditional statement. We can make decisions and execute code only

In this tutorial, we will learn about PHP arithmetic operators. The arithmetic operators are as follows:

Addition (+)
Subtraction (-)

In this tutorial, we will learn about PHP String variables. We will learn how to define, output, and concatenate strings. A string is a character sequence.

PHP Variables are used to store values. We can use variables in PHP program so that we can use or manipulate later in the program. PHP is a loosely typed

We can use PHP Comments to explain the PHP code to others. Comments are ignored by the PHP Interpreter and the web browser.

In this tutorial, we will learn PHP Script Syntax in HTML documents. We can embed PHP Script into standard HTML web pages.