FilePickerFileTypesOrderedMap.First 方法

定义

命名空间:

Windows.Storage.Pickers

检索循环访问集合中的显示名称和关联文件类型的迭代器。

public:
 virtual IIterator<IKeyValuePair<Platform::String ^, IVector<Platform::String ^> ^> ^> ^ First() = IIterable<IKeyValuePair<Platform::String ^, IVector<Platform::String ^> ^> ^>::First;

IIterator<IKeyValuePair<winrt::hstring, IVector<winrt::hstring> const&>> First();

public IIterator<KeyValuePair<string,IList<string>>> First();

function first()

Public Function First () As IIterator(Of KeyValuePair(Of String, IList(Of String)))

返回

IIterator<IKeyValuePair<String,IVector<String>>>

IIterator<KeyValuePair<String,IList<String>>>

IIterator<IKeyValuePair<Platform::String,IVector<Platform::String>>>

IIterator<IKeyValuePair<winrt::hstring,IVector<winrt::hstring>>>

迭代器。

实现

First()