An iterator over the members of a Dictionary<Key, Value>.
SDK
- Xcode 10.2+
Framework
- Swift Standard Library
Declaration
@frozen struct Iterator
An iterator over the members of a Dictionary<Key, Value>.
SDK
Framework
@frozen struct Iterator
typealias Dictionary.Iterator.Element The type of element traversed by the iterator.
var customMirror : MirrorA mirror that reflects the iterator.
func next() -> (key: Key, value: Value)?Advances to the next element and returns it, or nil if no next element exists.
struct Dictionary.Keys A view of a dictionary’s keys.
struct Dictionary.Values A view of a dictionary’s values.
struct Dictionary.Index The position of a key-value pair in a dictionary.