PHP Integer Variables

Introduction: This tutorial will cover integer variables in PHP. What is a variable? A variable is a piece of information which holds a value. Each variable has a type and a reference name. The value of a variable will depend on the type for that particular variable. What types can a variable be? There are a few different basic types of variable which include; Strings Booleans Integers Strings hold characters, letters, numbers and symbols in a string format (essentially a character array), Booleans hold a true or false value and Integers hold a full number. When are integers