ValueThreeCallbackFutureT<T, V1, V2, V3> typedef
ValueThreeCallbackFutureT<T, V1, V2, V3> =
Future<T> Function(V1 value1, V2 value2, V3 value3)
Future Callback Three T
Implementation
typedef ValueThreeCallbackFutureT<T, V1, V2, V3> = Future<T> Function(
V1 value1, V2 value2, V3 value3);