isSubset(of:)
Returns a Boolean value that indicates whether every object in the receiving set is also present in another given set.
Declaration
func isSubset(of otherSet: Set<AnyHashable>) -> BoolParameters
- otherSet:
The set with which to compare the receiving set.
Return Value
true if every object in the receiving set is also present in otherSet, otherwise false.
Discussion
Object equality is tested using isEqual:.