ParallelEnumerable::Average Method (ParallelQuery<Nullable<Int64>>^)

.NET Framework (current version)
 

Computes in parallel the average of a sequence of values.

Namespace:   System.Linq
Assembly:  System.Core (in System.Core.dll)

public:
[ExtensionAttribute]
static Nullable<double> Average(
	ParallelQuery<Nullable<long long>>^ source
)

Parameters

source
Type: System.Linq::ParallelQuery<Nullable<Int64>>^

A sequence of values that are used to calculate an average.

Return Value

Type: System::Nullable<Double>

The average of the sequence of values.

Exception Condition
OperationCanceledException

The query was canceled with the token passed in through WithCancellation.

ArgumentNullException

source is a null reference (Nothing in Visual Basic).

AggregateException

The sum or count of the elements in the sequence is larger than MaxValue. -or- One or more exceptions occurred during the evaluation of the query.

InvalidOperationException

source contains no elements.

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
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