in scala
package collection

package collection

Trait Summary
  trait Map[A,B]()
     This trait defines the interface of collections that unambiguously map keys to values (i.e.
  trait Set[A]()
     This trait defines the interface of collections that do not contain duplicate elements.

Class Summary
abstract class BitSet()
     The class BitSet ...
  class MapProxy[A,B](map: Map[A,B])
     This is a simple wrapper class for scala.collection.Map.
  class SetProxy[A](set: Set[A])
     This is a simple wrapper class for scala.collection.Set.

Package Summary
  package immutable
  package mutable