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QueryableExtensionMethodsSumAsyncTSource Method (IQueryableTSource, ExpressionFuncTSource, NullableDouble, CancellationToken)
Async variant of Queryable.Sum

Namespace:  SD.LLBLGen.Pro.LinqSupportClasses
Assembly:  SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.3.0.0 (5.3.0)
Syntax
public static Task<Nullable<double>> SumAsync<TSource>(
	this IQueryable<TSource> source,
	Expression<Func<TSource, Nullable<double>>> selector,
	CancellationToken cancellationToken
)

Parameters

source
Type: System.LinqIQueryableTSource
The source.
selector
Type: System.Linq.ExpressionsExpressionFuncTSource, NullableDouble
The selector.
cancellationToken
Type: System.ThreadingCancellationToken
The cancellation token.

Type Parameters

TSource
The type of the source.

Return Value

Type: TaskNullableDouble

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IQueryableTSource. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also