Class java.lang.Number 
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Class java.lang.Number 

java.lang.Object
   |
   +----java.lang.Number
public class Number
extends Object
Number is an abstract superclass for numeric scalar types. Integer, Long, Float and Double are subclasses of Number that bind to a particular numeric representation.

See Also:
Integer, Long, Float, Double
Version:
1.15, 07/27/95
Author:
Lee Boynton, Arthur van Hoff

Constructor Index

o Number()

Method Index

o doubleValue()
Returns the value of the number as a double.
o floatValue()
Returns the value of the number as a float.
o intValue()
Returns the value of the number as an int.
o longValue()
Returns the value of the number as a long.

Constructors

o Number 
  public Number()

Methods

o intValue 
  public abstract int intValue()
Returns the value of the number as an int. This may involve rounding if the number is not already an integer.

o longValue 

  public abstract long longValue()
Returns the value of the number as a long. This may involve rounding if the number is not already a long.

o floatValue 

  public abstract float floatValue()
Returns the value of the number as a float. This may involve rounding if the number is not already a float.

o doubleValue 

  public abstract double doubleValue()
Returns the value of the number as a double. This may involve rounding if the number is not already a double. 

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