compareTo()
method
Objects of a class that implements the Comparable
interface can be arranged into a particular order.
For example, objects of class String
, which implements Comparable
, can be arranged into alphabetical order.
Numeric classes such as Integer
or Double
implement
Comparable
and their objects can be arranged into numeric order.
Objects of a class that implements Comparable
can be compared to
each other to determine which comes first when the objects are arranged in order.
Arrange these strings in order: "orange", "apple", "plum".