formIndex(_:offsetBy:limitedBy:)
Declaration
func formIndex(_ i: inout AnyBidirectionalCollection<Element>.Index, offsetBy n: Int, limitedBy limit: AnyBidirectionalCollection<Element>.Index) -> Boolfunc formIndex(_ i: inout AnyBidirectionalCollection<Element>.Index, offsetBy n: Int, limitedBy limit: AnyBidirectionalCollection<Element>.Index) -> Bool