A collection of Category Ids that are keys to the category elements in the dictionary.
Syntax
Property Value
This value of this property can be null
(Nothing
in Visual Basic).
The default value of this property is null
.
Returns a collection of keys. Returns null reference if the collection has not been yet allocated.
Requirements
Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows
See Also