in scala/collection/immutable/ListSet-class
class Node

protected class Node(elem: A)
extends ListSet[A]
with ScalaObject

Method Summary
override def +(e: A): ListSet[A]
     This method creates a new set with an additional element.
override def -(e: A): ListSet[A]
     - can be used to remove a single element from a set.
override def contains(e: A): Boolean
     Checks if this set contains element elem.
override def hashCode(): Int
override def isEmpty: Boolean
     Checks if this set is empty.
override def size: Int
     Returns the number of elements in this set.
override def toList: List[A]
     Transform this set into a list of all elements.

Methods inherited from java/lang/Object-class
clone, eq, finalize, getClass, notify, notifyAll, synchronized, wait, wait, wait

Methods inherited from scala/Any-class
!=, ==, asInstanceOf, isInstanceOf, match

Methods inherited from scala/Iterable-class
/:, :\, exists, find, foldLeft, foldRight, forall, foreach, sameElements

Methods inherited from scala/collection/Set-class
apply, subsetOf, toString

Methods inherited from scala/collection/immutable/ListSet-class
Node, elements, equals

Methods inherited from scala/collection/immutable/Set-class
excl, excl, filter, incl, incl, intersect

Method Detail

size

  override def size: Int
Returns the number of elements in this set.
Returns:
number of set elements.

isEmpty

  override def isEmpty: Boolean
Checks if this set is empty.
Returns:
true, iff there is no element in the set.

contains

  override def contains(e: A): Boolean
Checks if this set contains element elem.
Parameters:
elem - the element to check for membership.
Returns:
true, iff elem is contained in this set.

+

  override def +(e: A): ListSet[A]
This method creates a new set with an additional element.

-

  override def -(e: A): ListSet[A]
- can be used to remove a single element from a set.

toList

  override def toList: List[A]
Transform this set into a list of all elements.
Returns:
a list which enumerates all elements of this set.

hashCode

  override def hashCode(): Int