IStorageItemExtraProperties IStorageItemExtraProperties IStorageItemExtraProperties IStorageItemExtraProperties Interface

Definition

Namespace:: Windows.Storage.FileProperties Windows.Storage.FileProperties Windows.Storage.FileProperties Windows.Storage.FileProperties

Edit

Saves and retrieves the properties of a storage item.

public : interface IStorageItemExtraPropertiespublic interface IStorageItemExtraPropertiesPublic Interface IStorageItemExtraProperties// You can use this interface in JavaScript.

Attributes: ContractVersionAttribute GuidAttribute

Windows 10 requirements

Device family	Windows 10 (introduced v10.0.10240.0)
API contract	Windows.Foundation.UniversalApiContract (introduced v1)

Methods

RetrievePropertiesAsync(IIterable) RetrievePropertiesAsync(IIterable) RetrievePropertiesAsync(IIterable) RetrievePropertiesAsync(IIterable)

Edit

Retrieves the specified properties associated with the item.

public : IAsyncOperation<IMap<PlatForm::String, PlatForm::Object>> RetrievePropertiesAsync(IIterable<PlatForm::String> propertiesToRetrieve)public IAsyncOperation<IDictionary<string, object>> RetrievePropertiesAsync(IEnumerable<String> propertiesToRetrieve)Public Function RetrievePropertiesAsync(propertiesToRetrieve As IEnumerable<String>) As IAsyncOperation( Of IDictionarystring, object )// You can use this method in JavaScript.

Parameters

propertiesToRetrieve: IIterable<PlatForm::String> IEnumerable<String> IEnumerable<String> IEnumerable<String>

A collection that contains the names of the properties to retrieve. Pass null to retrieve all possible properties.

Returns

IAsyncOperation<IMap<PlatForm::String, PlatForm::Object>> IAsyncOperation<IDictionary<string, object>> IAsyncOperation<IDictionary<string, object>> IAsyncOperation<IDictionary<string, object>>

When this method completes successfully, it returns a collection (type IMap ) that contains the specified properties and values as key-value pairs.

SavePropertiesAsync() SavePropertiesAsync() SavePropertiesAsync() SavePropertiesAsync()

Edit

Saves all properties associated with the item.

public : IAsyncAction SavePropertiesAsync()public IAsyncAction SavePropertiesAsync()Public Function SavePropertiesAsync() As IAsyncAction// You can use this method in JavaScript.

Returns

IAsyncAction IAsyncAction IAsyncAction IAsyncAction

An object for managing the asynchronous save operation.

Remarks

If any one of the property values is invalid, none of the values will be saved.

See Also: SavePropertiesAsync(IIterable<IKeyValuePair<String, Object>>)SavePropertiesAsync(IIterable<IKeyValuePair<String, Object>>)SavePropertiesAsync(IIterable<IKeyValuePair<String, Object>>)SavePropertiesAsync(IIterable<IKeyValuePair<String, Object>>)

SavePropertiesAsync(IIterable<>>) SavePropertiesAsync(IIterable<>>) SavePropertiesAsync(IIterable<>>) SavePropertiesAsync(IIterable<>>)

Edit

Saves the specified properties and values associated with the item.

public : IAsyncAction SavePropertiesAsync(IIterable<IKeyValuePair<PlatForm::String, PlatForm::Object>> propertiesToSave)public IAsyncAction SavePropertiesAsync(IEnumerable<KeyValuePair<String, Object>> propertiesToSave)Public Function SavePropertiesAsync(propertiesToSave As IEnumerable<KeyValuePair<String, Object>>) As IAsyncAction// You can use this method in JavaScript.

Parameters

propertiesToSave: IIterable<IKeyValuePair<PlatForm::String, PlatForm::Object>> IEnumerable<KeyValuePair<String, Object>> IEnumerable<KeyValuePair<String, Object>> IEnumerable<KeyValuePair<String, Object>>

A collection that contains the names and values of the properties to save as key-value pairs (type IKeyValuePair ).

Returns

IAsyncAction IAsyncAction IAsyncAction IAsyncAction

No object or value is returned when this method completes.

See Also: SavePropertiesAsync()SavePropertiesAsync()SavePropertiesAsync()SavePropertiesAsync()