ArrayMath.Sum(Double[], Int32, Int32) Method

Computes the sum of the elements in a segment of an array.

Definition

Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.23

public static double Sum(
	this double[] array,
	int startIndex,
	int Length
)

Visual Basic

<ExtensionAttribute>
Public Shared Function Sum ( 
	array As Double(),
	startIndex As Integer,
	Length As Integer
) As Double

C++/CLI

public:
[ExtensionAttribute]
static double Sum(
	array<double>^ array, 
	int startIndex, 
	int Length
)

[<ExtensionAttribute>]
static member Sum : 
        array : float[] * 
        startIndex : int * 
        Length : int -> float

array Double[]: A Double array.
startIndex Int32: The zero-based index of the first element to be included in the sum.
Length Int32: The length of the segment.

Double
The sum of the specified elements in array.

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