$aggregate<T, R> function
R?
$aggregate<T, R>(
- T value,
- R aggregator(
- R? aggregate,
- T value
Implementation
R? $aggregate<T, R>(T value, R aggregator(R? aggregate, T value)) {
final aggregated = $value<R?>(() => null);
aggregated.value = aggregator(aggregated.value, value);
return aggregated.value;
}