| AsyncQueryable.Sum Method (IAsyncQueryable<Nullable<Int64>>, CancellationToken) |
Namespace: System.Linq
Assembly: System.Interactive.Async.Providers (in System.Interactive.Async.Providers.dll) Version: 1.2.0.0
SyntaxC#
public static Task<Nullable<long>> Sum( this IAsyncQueryable<Nullable<long>> source, CancellationToken cancellationToken )
Parameters
- source
- Type: System.Linq.IAsyncQueryable<Nullable<Int64>>
- cancellationToken
- Type: System.Threading.CancellationToken
Return Value
Type: Task<Nullable<Int64>>Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IAsyncQueryable<Nullable<Int64>>. 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