Java 6 Illuminated: An Active Learning Approach, 2nd Edition

2.2 Data Types,Variables,and Constants 47

TABLE 2.2 Integer Data Types

Integer Size Minimum Value Maximum Value

Data Type in Bytes

byte 1 128 127

short 2 32,768 32,767

int 4 2,147,483,648 2,147,483,647

long 8 9,223,372,036,854,775,808 9,223,372,036,854,775,807

following these conventions will become clearer as you gain more experi-

ence in Java and your programs become more complex.

2.2.2 Integer Data Types

An integer data type is one that evaluates to a positive or negative whole

number. Java provides four integer data types, int, short, long, and byte.

The int, short, long, and byte types differ in the number of bytes of memory

allocated to store each ...