Qbservable.Average Method (IQbservable<Nullable<Int64>>)
Computes the average of a queryable observable sequence of nullable Int64 values.
Namespace: System.Reactive.Linq
Assembly: System.Reactive.Providers (in System.Reactive.Providers.dll)
Syntax
'Declaration
<ExtensionAttribute> _
Public Shared Function Average ( _
source As IQbservable(Of Nullable(Of Long)) _
) As IQbservable(Of Nullable(Of Double))
'Usage
Dim source As IQbservable(Of Nullable(Of Long))
Dim returnValue As IQbservable(Of Nullable(Of Double))
returnValue = source.Average()
public static IQbservable<Nullable<double>> Average(
this IQbservable<Nullable<long>> source
)
[ExtensionAttribute]
public:
static IQbservable<Nullable<double>>^ Average(
IQbservable<Nullable<long long>>^ source
)
static member Average :
source:IQbservable<Nullable<int64>> -> IQbservable<Nullable<float>>
public static function Average(
source : IQbservable<Nullable<long>>
) : IQbservable<Nullable<double>>
Parameters
- source
Type: System.Reactive.Linq.IQbservable<Nullable<Int64>>
A sequence of nullable Int64 values to calculate the average of.
Return Value
Type: System.Reactive.Linq.IQbservable<Nullable<Double>>
The average of a queryable observable sequence of nullable Int64 values.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IQbservable<Nullable<Int64>>. When you use instance method syntax to call this method, omit the first parameter. For more information, see or .