Enumerable.Sum Method (IEnumerable(Of Single))
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Computes the sum of a sequence of Single values.
Assembly: System.Core (in System.Core.dll)
'Declaration <ExtensionAttribute> _ Public Shared Function Sum ( _ source As IEnumerable(Of Single) _ ) As Single
Parameters
- source
- Type: System.Collections.Generic.IEnumerable(Of Single)
A sequence of Single values to calculate the sum of.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable(Of Single). When you use instance method syntax to call this method, omit the first parameter.| Exception | Condition |
|---|---|
| ArgumentNullException | source is Nothing. |
The following code example demonstrates how to use Sum(IEnumerable(Of Single)) to sum the values of a sequence.
' Create a list of Single values.
Dim numbers As New List(Of Single)(New Single() _
{43.68F, 1.25F, 583.7F, 6.5F})
' Get the sum of values in the list.
Dim sum As Single = numbers.Sum()
' Display the output.
outputBlock.Text &= "The sum of the numbers is " & sum & vbCrLf
' This code produces the following output:
'
' The sum of the numbers is 635.13
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