ParallelEnumerable.Count<TSource> Method (ParallelQuery<TSource>)
Returns the number of elements in a parallel sequence.
Assembly: System.Core (in System.Core.dll)
A sequence that contains elements to be counted.
Return ValueType: System.Int32
The number of elements in the input sequence.
The type of the elements of source.
The query was canceled with the token passed in through WithCancellation.
source is a null reference (Nothing in Visual Basic).
Available since 8
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Available since 8.1