ordsets模块¶

Functions for manipulating sets as ordered lists.

基本用法¶

add_element/2:

add_element(Element, Ordset1) -> Ordset2
类型:
Element = E
Ordset1 = ordset(T)
Ordset2 = ordset(T | E)
实例:

del_element/2:

del_element(Element, Ordset1) -> Ordset2
类型:
Element = term()
Ordset1 = Ordset2 = ordset(T)
Returns Ordset1, but with Element removed.
实例:

new/0:

new() -> []
Returns a new empty ordered set.

is_element/2:

is_element(Element, Ordset) -> boolean()
Types
Element = term()
Ordset = ordset(term())
Returns true if Element is an element of Ordset, otherwise false.