Set {container}

Set Class

Description

The Set is considered and implemented as a specialized Container, that is, elements are always unique in the Container and it provides typical set operations such as union and intersect. For the standard S3 interface, see setnew().

Super classes

container::Iterable -> container::Container -> Set

Methods

Public methods

• Set$new()

• Set$add()

• Set$diff()

• Set$intersect()

• Set$union()

• Set$is_equal()

• Set$is_subset()

• Set$is_proper_subset()

• Set$values()

• Set$clone()

Inherited methods

• container::Iterable$iter()
• container::Container$at()
• container::Container$at2()
• container::Container$clear()
• container::Container$count()
• container::Container$delete()
• container::Container$delete_at()
• container::Container$discard()
• container::Container$discard_at()
• container::Container$empty()
• container::Container$get_compare_fun()
• container::Container$has()
• container::Container$has_name()
• container::Container$is_empty()
• container::Container$length()
• container::Container$names()
• container::Container$peek_at()
• container::Container$peek_at2()
• container::Container$pop()
• container::Container$print()
• container::Container$remove()
• container::Container$rename()
• container::Container$replace()
• container::Container$replace_at()
• container::Container$size()
• container::Container$type()
• container::Container$update()

Method new()

Set constructor

Usage

Set$new(...)

Arguments

...

initial elements put into the Set

Returns

returns the Set object

Method add()

Add element

Usage

Set$add(value, name = NULL)

Arguments

value

value of ANY type to be added to the Set.

name

character optional name attribute of the value.

Returns

the Set object.

Method diff()

Set difference

Usage

Set$diff(s)

Arguments

s

Set object to 'subtract'

Returns

the Set object updated as a result of the set difference between this and s.

Method intersect()

Set intersection

Usage

Set$intersect(s)

Arguments

s

Set object to 'intersect'

Returns

the Set object as a result of the intersection of this and s.

Method union()

Set union

Usage

Set$union(s)

Arguments

s

Set object to be 'unified'

Returns

the Set object as a result of the union of this and s.

Method is_equal()

Set equality

Usage

Set$is_equal(s)

Arguments

s

Set object to compare against

Returns

TRUE if this is equal to s, otherwise FALSE

Method is_subset()

Set proper subset

Usage

Set$is_subset(s)

Arguments

s

Set object to compare against

Returns

TRUE if this is subset of s, otherwise FALSE

Method is_proper_subset()

Set subset

Usage

Set$is_proper_subset(s)

Arguments

s

Set object to compare against

Returns

TRUE if this is proper subset of s, otherwise FALSE

Method values()

Get Set values

Usage

Set$values()

Returns

elements of the set as a base list

Method clone()

The objects of this class are cloneable with this method.

Usage

Set$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

See Also

Container, set()

Examples

s1 = Set$new(1, 2)
s1
s1$add(1)
s1$add(3)
s2 = Set$new(3, 4, 5)
s1$union(s2)
s1

s1 = Set$new(1, 2, 3)
s1$intersect(s2)
s1

s1$diff(s2)
s1$diff(s1)
s1