In this article, you will learn what a variable is, how to declare it, what types of variables exist, and what scope and modifiers mean in Java. Selected by the community from 6 contributions.

Define the variable that you will use to keep count. The variable should be an integer and can have any name. The following line of code creates an integer called "count":int count; Set the ...

Developers use variables in Java to hold data, with all variables having a data type and a name. The data type determines the values that a variable can hold. In this tutorial, you’ll learn how ...

The Java Shell assumes that age is a variable, but it doesn’t know its type. You would have to include a type; for example, see what happens if you enter int age. How to write compound expressions ...