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