deleteAll method Null safety
override
Implementation
@override
Future<void> deleteAll() {
return faderCollection.get().then((snapshot) {
for (DocumentSnapshot ds in snapshot.docs) {
ds.reference.delete();
}
});
}
@override
Future<void> deleteAll() {
return faderCollection.get().then((snapshot) {
for (DocumentSnapshot ds in snapshot.docs) {
ds.reference.delete();
}
});
}