QueryableExtensionMethodsSumAsyncTSource Method (IQueryableTSource, ExpressionFuncTSource, NullableInt32, CancellationToken) |
Async variant of Queryable.Sum
Namespace:
SD.LLBLGen.Pro.LinqSupportClasses
Assembly:
SD.LLBLGen.Pro.ORMSupportClasses (in SD.LLBLGen.Pro.ORMSupportClasses.dll) Version: 5.9.0.0 (5.9.0)
Syntax public static Task<Nullable<int>> SumAsync<TSource>(
this IQueryable<TSource> source,
Expression<Func<TSource, Nullable<int>>> selector,
CancellationToken cancellationToken
)
<ExtensionAttribute>
Public Shared Function SumAsync(Of TSource) (
source As IQueryable(Of TSource),
selector As Expression(Of Func(Of TSource, Nullable(Of Integer))),
cancellationToken As CancellationToken
) As Task(Of Nullable(Of Integer))
Parameters
- source
- Type: System.LinqIQueryableTSource
The source. - selector
- Type: System.Linq.ExpressionsExpressionFuncTSource, NullableInt32
The selector. - cancellationToken
- Type: System.ThreadingCancellationToken
The cancellation token.
Type Parameters
- TSource
- The type of the source.
Return Value
Type:
TaskNullableInt32Usage 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