Udostępnij za pośrednictwem


MediaStreamSamplePropertySet.HasKey(Guid) Method

Definition

Indicates if the specified key exists in the property set.

public:
 virtual bool HasKey(Platform::Guid key) = IMap<Platform::Guid, Platform::Object ^>::HasKey;
bool HasKey(winrt::guid const& key);
public bool HasKey(Guid key);
function hasKey(key)
Public Function HasKey (key As Guid) As Boolean

Parameters

key
Guid

Platform::Guid

winrt::guid

The key to check.

Returns

Boolean

bool

true if the key exists; otherwise, false.

Implements

Applies to