StringMap 類別
定義
重要
部分資訊涉及發行前產品,在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊,不做任何明確或隱含的瑕疵擔保。
關聯集合,也稱為對應或字典。
public ref class StringMap sealed : IIterable<IKeyValuePair<Platform::String ^, Platform::String ^> ^>, IMap<Platform::String ^, Platform::String ^>, IObservableMap<Platform::String ^, Platform::String ^>
/// [Windows.Foundation.Metadata.Activatable(65536, Windows.Foundation.FoundationContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class StringMap final : IIterable<IKeyValuePair<winrt::hstring, winrt::hstring const&>>, IMap<winrt::hstring, winrt::hstring const&>, IObservableMap<winrt::hstring, winrt::hstring const&>
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.FoundationContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.FoundationContract")]
class StringMap final : IIterable<IKeyValuePair<winrt::hstring, winrt::hstring const&>>, IMap<winrt::hstring, winrt::hstring const&>, IObservableMap<winrt::hstring, winrt::hstring const&>
[Windows.Foundation.Metadata.Activatable(65536, typeof(Windows.Foundation.FoundationContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class StringMap : IDictionary<string,string>, IEnumerable<KeyValuePair<string,string>>, IObservableMap<string,string>
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.FoundationContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.FoundationContract")]
public sealed class StringMap : IDictionary<string,string>, IEnumerable<KeyValuePair<string,string>>, IObservableMap<string,string>
function StringMap()
Public NotInheritable Class StringMap
Implements IDictionary(Of String, String), IEnumerable(Of KeyValuePair(Of String, String)), IObservableMap(Of String, String)
- 繼承
- 屬性
- 實作
-
IMap<K,V> IDictionary<K,V> IMap<String,String> IDictionary<String,String> IMap<Platform::String,Platform::String> IMap<winrt::hstring,winrt::hstring> IIterable<IKeyValuePair<K,V>> IEnumerable<KeyValuePair<K,V>> IIterable<IKeyValuePair<String,String>> IEnumerable<KeyValuePair<String,String>> IIterable<IKeyValuePair<Platform::String,Platform::String>> IIterable<IKeyValuePair<winrt::hstring,winrt::hstring>> IObservableMap<String,String> IObservableMap<Platform::String,Platform::String> IObservableMap<winrt::hstring,winrt::hstring>
Windows 需求
裝置系列 |
Windows 10 (已於 10.0.10240.0 引進)
|
API contract |
Windows.Foundation.FoundationContract (已於 v1.0 引進)
|
備註
這個類別可讓 JavaScript 輕鬆地逐一查看集合,其中字串是索引鍵和值的唯一預期值。
建構函式
StringMap() |
建立並初始化 StringMap 的新實例。 |
屬性
Size |
取得地圖中的專案數。 |
方法
Clear() |
從地圖中移除所有專案。 |
First() |
傳回反覆運算器,其中包含集合中的專案。 |
GetView() |
傳回地圖的不可變檢視。 |
HasKey(String) |
判斷對應是否包含指定的索引鍵。 |
Insert(String, String) |
插入或取代地圖中的專案。 |
Lookup(String) |
傳回對應中指定索引鍵處的專案。 |
Remove(String) |
從地圖中移除專案。 |
事件
MapChanged |
發生于地圖內容變更時。 |