Whether the thing id addresses is there: the graph node's presence when it has one, otherwise what the AppCapabilities.NavigationTargetLoaders could determine. Callers render unknown as loading and absent as not found.
id
unknown
absent
Whether the thing
idaddresses is there: the graph node's presence when it has one, otherwise what the AppCapabilities.NavigationTargetLoaders could determine. Callers renderunknownas loading andabsentas not found.