getMaybe
Retrieves value wrapped in Some by the specified registryKey or returns None if no association is present.
Receiver
The Registry in which to look up the registryKey.
Return
A Some containing the value if present, or None if the registryKey is not found.
Parameters
registryKey
The RegistryKey to look up in this registry.
Type Parameters
T
The type of the value associated with the registryKey.