GroupBy Operator belong to grouping operator category. This operator takes flat sequence of items,organize that sequence into groups(IGruping<K,V>) based on a specific key and return group of sequences.
In short we can say that GroupBy creates and returns a sequence of IGrouping<K,V>
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Define GroupBy in Linq
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Manish Kumar
28-Nov-2017GroupBy Operator belong to grouping operator category. This operator takes flat sequence of items,organize that sequence into groups(IGruping<K,V>) based on a specific key and return group of sequences.
In short we can say that GroupBy creates and returns a sequence of IGrouping<K,V>