Java Data types and variables
Java Data types and variables
The variables are information stored in the memory areas of internal memory system.
A variable name can not start with a number, can not contain special characters and reserved keywords.
Java variables are:
- Primitive Data Types
- Arrays
Primitive Data Types
Primitive data types that can be use in Java are:
- int
- float
- short
- long
- double
- char
- byte
- boolean
Arrays
An array is a collection of variables of the same data type.
Data types and variables are:
Variables members(Instance variables)
Parameters methods
Local variables
