Calculates the sum of elements in one array based on evaluating a logical function on corresponding elements in another data.

Namespace:  CenterSpace.NMath.Stats
Assembly:  NMathStats (in NMathStats.dll) Version: 3.4.0.0

Syntax

C#
public static int SumIf(
	int[] data,
	StatsFunctions..::.LogicalIntFunction function,
	int[] sum
)
Visual Basic (Declaration)
Public Shared Function SumIf ( _
	data As Integer(), _
	function As StatsFunctions..::.LogicalIntFunction, _
	sum As Integer() _
) As Integer
Visual C++
public:
static int SumIf(
	array<int>^ data, 
	StatsFunctions..::.LogicalIntFunction^ function, 
	array<int>^ sum
)

Parameters

data
Type: array< System..::.Int32 >[]()[]
Evaluation data.
function
Type: CenterSpace.NMath.Stats..::.StatsFunctions..::.LogicalIntFunction
A function that takes an integer and returns a boolean.
sum
Type: array< System..::.Int32 >[]()[]
Sum data.

Return Value

A sum.

Exceptions

ExceptionCondition
CenterSpace.NMath.Core..::.MismatchedSizeException Thrown if data and sum do not have the same length;

See Also