[ad_1]
Too Long; Didn’t Read
The latest release of.NET 9 includes two new methods: CountBy and AggregateBy, along with the introduction of the Index<TSource> method. CountBy method offers a convenient way to calculate the frequency of each key in a collection without the need for intermediate groupings via GroupBy. Aggregate by enables developers to implement more general-purpose workflows for aggregating state by key.
[ad_2]
Source link