Function bevy_state::state_scoped::clear_state_scoped_entities

pub fn clear_state_scoped_entities<S: States>(
    commands: Commands<'_, '_>,
    transitions: EventReader<'_, '_, StateTransitionEvent<S>>,
    query: Query<'_, '_, (Entity, &StateScoped<S>)>
)

Removes entities marked with StateScoped<S> when their state no longer matches the world state.

If bevy_hierarchy feature is enabled, which it is by default, the despawn will be recursive.