IndexedDBTransactionCallback typedef
IndexedDBTransactionCallback =
Future<T> Function<T>(String name, Future<IDBRequest> ? execute(IDBObjectStore objectStore), [IDBTransactionMode mode])
Implementation
typedef IndexedDBTransactionCallback = Future<T> Function<T>(
String name,
Future<IDBRequest>? Function(IDBObjectStore objectStore) execute, [
IDBTransactionMode mode,
]);