| java.lang.Object | |
| ↳ | java.lang.Number |
Class Overview
The abstract class Number is the superclass of classes
Byte, Double, Float,
Integer, Long, and Short.
Subclasses of Number must provide methods to convert the
represented numeric value to byte, double,
float, int, long, and
short.
Summary
| Public Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| byte |
byteValue()
Returns the value of the specified number as a
byte. | ||||||||||
| abstract double |
doubleValue()
Returns the value of the specified number as a
double. | ||||||||||
| abstract float |
floatValue()
Returns the value of the specified number as a
float. | ||||||||||
| abstract int |
intValue()
Returns the value of the specified number as an
int. | ||||||||||
| abstract long |
longValue()
Returns the value of the specified number as a
long. | ||||||||||
| short |
shortValue()
Returns the value of the specified number as a
short. | ||||||||||
|
[Expand]
Inherited Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
From class
java.lang.Object
| |||||||||||
Public Methods
public byte byteValue ()
Returns the value of the specified number as a byte. This may
involve rounding or truncation.
Returns
- the numeric value represented by this object after conversion to type
byte.
public abstract double doubleValue ()
Returns the value of the specified number as a double. This may
involve rounding.
Returns
- the numeric value represented by this object after conversion to type
double.
public abstract float floatValue ()
Returns the value of the specified number as a float. This may
involve rounding.
Returns
- the numeric value represented by this object after conversion to type
float.
public abstract int intValue ()
Returns the value of the specified number as an int. This may
involve rounding or truncation.
Returns
- the numeric value represented by this object after conversion to type
int.
public abstract long longValue ()
Returns the value of the specified number as a long. This may
involve rounding or truncation.
Returns
- the numeric value represented by this object after conversion to type
long.
public short shortValue ()
Returns the value of the specified number as a short. This may
involve rounding or truncation.
Returns
- the numeric value represented by this object after conversion to type
short.