pub fn map_remove<B, K, V>(
backend: &B,
core: &ReactiveMapCore<K, V>,
path: Arc<str>,
key: K,
notify_after_commit: bool,
source: Option<Uuid>,
) -> ReactiveMapResult<Option<V>, B::Error>pub fn map_remove<B, K, V>(
backend: &B,
core: &ReactiveMapCore<K, V>,
path: Arc<str>,
key: K,
notify_after_commit: bool,
source: Option<Uuid>,
) -> ReactiveMapResult<Option<V>, B::Error>