DataPackagePropertySet.HasKey(String) Method
Definition
Important
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Indicates whether the DataPackagePropertySet object contains a specific property.
public:
virtual bool HasKey(Platform::String ^ key) = IMap<Platform::String ^, Platform::Object ^>::HasKey;bool HasKey(winrt::hstring const& key);public bool HasKey(string key);function hasKey(key)Public Function HasKey (key As String) As BooleanParameters
- key
-
String
Platform::String
winrt::hstring
The key.
Returns
Boolean
bool
True if the property set has an item with the specified key; otherwise false.
Implements
Remarks
With the DataPackagePropertySet class, use HasKey as a way to see whether the object contains a specific property. This is useful in situations where your app requires a custom property that the DataPackagePropertySet object doesn't directly support. For more info, see IMapView(String, Object).