set

class Set < Object

A Set holds a set of elements that don't hold a value. There can only be one element with a given value in each Set.

Public Methods

initialize(*array)

Create a new set, using the passed array as an intial set of elements

array	an array of initial elements, each passed as a separate parameter.

self.[](*array)

An alias for Set.new

store(x, value=true)

Add a new element to a Set.

Returns: the new element.

[]=

[]= is an alias for store.

clear()

Remove all the items from the set.

Returns: self.

each(&block)

Call the given block for every element in the Set.

Returns: the last value from the last call to yield.

delete(x)

Remove an element from a Set.

Returns: self

delete_if(&block)

<=>(other)

[](index)

size()

length()

has?(x)

has_key?

has_key? is an alias for has?.

intersect(other)

&

& is an alias for intersect.

intersect!(other)

union(other)

|

| is an alias for union.

union!(other)

Mixins

Enumerable
Comparable
EnumerableContainer

Requires