MongoQueryable.StandardDeviationSampleAsync Method (IMongoQueryable<Int32>, CancellationToken) |
Computes the sample standard deviation of a sequence of values.
Namespace: MongoDB.Driver.LinqAssembly: MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.3.0
Syntax public static Task<double> StandardDeviationSampleAsync(
this IMongoQueryable<int> source,
CancellationToken cancellationToken = null
)
<ExtensionAttribute>
Public Shared Function StandardDeviationSampleAsync (
source As IMongoQueryable(Of Integer),
Optional cancellationToken As CancellationToken = Nothing
) As Task(Of Double)
[<ExtensionAttribute>]
static member StandardDeviationSampleAsync :
source : IMongoQueryable<int> *
?cancellationToken : CancellationToken
(* Defaults:
let _cancellationToken = defaultArg cancellationToken null
*)
-> Task<float>
Parameters
- source
- Type: MongoDB.Driver.Linq.IMongoQueryable<Int32>
A sequence of values to calculate the population standard deviation of. - cancellationToken (Optional)
- Type: System.Threading.CancellationToken
The cancellation token.
Return Value
Type:
Task<Double>
The population standard deviation of the sequence of values.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IMongoQueryable<Int32>. 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