DocumentProperties.RetrievePropertiesAsync(IIterable<String>) Metode

Definisi

Ruang nama:

Windows.Storage.FileProperties

Mengambil properti yang ditentukan yang terkait dengan item.

public:
 virtual IAsyncOperation<IMap<Platform::String ^, Platform::Object ^> ^> ^ RetrievePropertiesAsync(IIterable<Platform::String ^> ^ propertiesToRetrieve) = RetrievePropertiesAsync;

/// [Windows.Foundation.Metadata.RemoteAsync]
IAsyncOperation<IMap<winrt::hstring, IInspectable const&>> RetrievePropertiesAsync(IIterable<winrt::hstring> const& propertiesToRetrieve);

[Windows.Foundation.Metadata.RemoteAsync]
public IAsyncOperation<IDictionary<string,object>> RetrievePropertiesAsync(IEnumerable<string> propertiesToRetrieve);

function retrievePropertiesAsync(propertiesToRetrieve)

Public Function RetrievePropertiesAsync (propertiesToRetrieve As IEnumerable(Of String)) As IAsyncOperation(Of IDictionary(Of String, Object))

Parameter

propertiesToRetrieve

IIterable<String>

IEnumerable<String>

IIterable<Platform::String>

IIterable<winrt::hstring>

Koleksi yang berisi nama properti yang akan diambil.

Mengembalikan

IAsyncOperation<IMap<String,Object>>

IAsyncOperation<IDictionary<String,Object>>

IAsyncOperation<IMap<Platform::String,Platform::Object>>

IAsyncOperation<IMap<winrt::hstring,IInspectable>>

Objek untuk mengelola operasi pengambilan properti asinkron.

Penerapan

M:Windows.Storage.FileProperties.IStorageItemExtraProperties.RetrievePropertiesAsync(System.Collections.Generic.IEnumerable{System.String}) M:Windows.Storage.FileProperties.IStorageItemExtraProperties.RetrievePropertiesAsync(System.Collections.Generic.IEnumerable{Platform::String}) M:Windows.Storage.FileProperties.IStorageItemExtraProperties.RetrievePropertiesAsync(System.Collections.Generic.IEnumerable{winrt::hstring})

Atribut

RemoteAsyncAttribute

Keterangan

Di JavaScript, gunakan atauselesai untuk menentukan fungsi handler yang akan menangkap dan memproses koleksi saat dikembalikan.

Lihat juga

• IMap<K,V>