Set es una librería para manipular la DataStructure set.
Tiene los objetos siguientes:
-
Type
structElement, para realizar las definiciones. -
type
[]ElementSet con métodos:ToSet() ISetString() string
-
Type
ìnterfaceISet, con métodos:Add(i Item) boolCardinality() intClear()Clone() SetContains(i ...Item) boolDifference(other Set) SetEqual(other Set) boolIntersect(other Set) SetIsProperSubset(other Set) boolIsProperSuperset(other Set) boolIsSubset(other Set) boolIsSuperset(other Set) boolEach(func(Item) bool)Iter() <-chan interface{}Iterator() *IteratorRemove(i Item)String() stringSymmetricDifference(other Set) SetUnion(other Set) SetPop() ItemPowerSet() SetCartesianProduct(other Set) SetToSlice() []ItemMarshalJSON() ([]byte, error)UnmarshalJSON(b []byte) error
-
Type
structIterator, con métodos:Stop()
-
Type
map[interface{}]struct{}uSet, con los métodos de ISet. -
Type
structOrderedPair, con los métodos:Equal(other OrderedPair) bool
-Funciones:
NewSet(...Item) ISet
requiredClasses := NewSet()
requiredClasses.Add("Cooking")
requiredClasses.Add("English")
requiredClasses.Add("Math")
requiredClasses.Add("Biology")
intClasses := NewSet(215, 1285, 7695, 3455)
scienceClasses := NewSet("Biology", "Chemistry")
electiveClasses := NewSet()
electiveClasses.Add("Welding")
electiveClasses.Add("Music")
electiveClasses.Add("Automotive")
bonusClasses := NewSet()
bonusClasses.Add("Go Programming")
bonusClasses.Add("Python Programming")
//Show me all the available classes I can take
allClasses := requiredClasses.Union(scienceClasses).Union(electiveClasses).Union(bonusClasses).Union(intClasses)
fmt.Println(allClasses) //Set{Cooking, English, Math, Chemistry, Welding, Biology, Music, Automotive, Go Programming, Python Programming}
//Is cooking considered a science class?
fmt.Println(scienceClasses.Contains("Cooking")) //false
//Show me all classes that are not science classes, since I hate science.
fmt.Println(allClasses.Difference(scienceClasses)) //Set{Music, Automotive, Go Programming, Python Programming, Cooking, English, Math, Welding}
//Which science classes are also required classes?
fmt.Println(scienceClasses.Intersect(requiredClasses)) //Set{Biology}
//How many bonus classes do you offer?
fmt.Println(bonusClasses.Cardinality()) //2
fmt.Println(intClasses.Cardinality()) //2
//Do you have the following classes? Welding, Automotive and English?
fmt.Println(allClasses.IsSuperset(set.NewSet("Welding", "Automotive", "English"))) //true