QueryableExtensionMethodsAverageAsync Method (IQueryableNullableInt64, CancellationToken)

public static Task<Nullable<double>> AverageAsync(
	this IQueryable<Nullable<long>> source,
	CancellationToken cancellationToken
)

<ExtensionAttribute>
Public Shared Function AverageAsync ( 
	source As IQueryable(Of Nullable(Of Long)),
	cancellationToken As CancellationToken
) As Task(Of Nullable(Of Double))