MongoQueryable.SumAsync Method (IMongoQueryable<Int64>, CancellationToken)

Computes the sum of a sequence of Int64 values.

Namespace: MongoDB.Driver.Linq
Assembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.11.0+cb27a82ea70620ad1acad8058809be8302ae4f2a

Syntax

Copy

public static Task<long> SumAsync(
	this IMongoQueryable<long> source,
	CancellationToken cancellationToken = null
)

<ExtensionAttribute>
Public Shared Function SumAsync ( 
	source As IMongoQueryable(Of Long),
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of Long)

[<ExtensionAttribute>]
static member SumAsync : 
        source : IMongoQueryable<int64> * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _cancellationToken = defaultArg cancellationToken null
*)
-> Task<int64>

Parameters

source: Type: MongoDB.Driver.Linq.IMongoQueryable<Int64>
A sequence of values to calculate the sum of.
cancellationToken (Optional): Type: System.Threading.CancellationToken
The cancellation token.

Return Value

Type: Task<Int64>
The sum of the values in the sequence.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IMongoQueryable<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).

Reference

MongoQueryable Class

SumAsync Overload

MongoDB.Driver.Linq Namespace

MongoQueryable.AddLanguageSpecificTextSet("LST1B1A568F_0?cpp=::|nu=.");SumAsync Method (IMongoQueryable<AddLanguageSpecificTextSet("LST1B1A568F_1?cs=&lt;|vb=(Of |cpp=&lt;|fs=&lt;'|nu=(");Int64>AddLanguageSpecificTextSet("LST1B1A568F_2?cs=&gt;|vb=)|cpp=&gt;|fs=&gt;|nu=)");, CancellationToken)

Parameters

Return Value

Usage Note

Reference

MongoQueryable.SumAsync Method (IMongoQueryable<Int64>, CancellationToken)