Scala Library
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scala/collection/immutable/ListSet.scala
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class
ListSet[A]
extends
Set[A]ListSet
represent
empty sets; they can be either created by calling the constructor
directly, or by applying the function ListSet.empty
.Method Summary | |
def
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+
(elem : A) : ListSet[A]
This method creates a new set with an additional element.
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def
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-
(elem : A) : ListSet[A]
- can be used to remove a single element from
a set. |
def
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contains
(elem : A) : Boolean
Checks if this set contains element
elem . |
protected def
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elem : A |
def
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elements
: Iterator[A]
Creates a new iterator over all elements contained in this set.
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def
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empty [B] : ListSet[B] |
override def
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equals
(obj : Any) : Boolean
Compares two sets for equality.
Two set are equal iff they contain the same elements.
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override def
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isEmpty
: Boolean
Checks if this set is empty.
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protected def
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next : ListSet[A] |
def
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size
: Int
Returns the number of elements in this set.
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Methods inherited from Set | |
+, ++, ++, incl, incl, -, --, --, excl, excl, intersect, **, map, flatMap, filter |
Methods inherited from Set | |
apply, subsetOf, *, hashCode, toArray, stringPrefix |
Methods inherited from Collection | |
toString |
Methods inherited from Iterable | |
concat, ++, partition, takeWhile, dropWhile, take, drop, foreach, forall, exists, find, findIndexOf, indexOf, foldLeft, foldRight, /:, :\, reduceLeft, reduceRight, copyToBuffer, sameElements, toList, toSeq, toStream, mkString, mkString, mkString, addString, addString, addString, copyToArray, projection, hasDefiniteSize |
Methods inherited from Function1 | |
compose, andThen |
Methods inherited from AnyRef | |
getClass, clone, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized |
Methods inherited from Any | |
==, !=, isInstanceOf, asInstanceOf |
Class Summary | |
protected class
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Node
(protected val override elem : A) extends ListSet[A]
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Method Details |
def
size : Int
override
def
isEmpty : Boolean
true
iff there is no element in the set.elem
.elem -
the element to check for membership.elem
is contained in this set.-
can be used to remove a single element from
a set.protected
def
elem : A
Scala Library
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