all_storages_example.rs

pub fn delete_entites(mut all_storages: AllStoragesViewMut) {
    let mut to_kill = vec![];

    all_storages.run(|healths: View<Health>,| {
        for (id, (health)) in (&healths).iter().with_id() {
            if health.0 < 0 {
                to_kill.push(id);
            }
        }
    });

    for id in to_kill.into_iter() {
        all_storages.delete(id);
    }
}