| NMathFunctionsSumIf(DoubleVector, FuncDouble, Boolean) Method |
Calculates the sum of the elements in a vector that return true when a given
logical function is applied.
Namespace: CenterSpace.NMath.CoreAssembly: NMath (in NMath.dll) Version: 7.4
Syntax public static double SumIf(
DoubleVector data,
Func<double, bool> function
)
Public Shared Function SumIf (
data As DoubleVector,
function As Func(Of Double, Boolean)
) As Double
public:
static double SumIf(
DoubleVector^ data,
Func<double, bool>^ function
)
static member SumIf :
data : DoubleVector *
function : Func<float, bool> -> float
Parameters
- data DoubleVector
- A vector.
- function FuncDouble, Boolean
- A function that takes a double and returns a boolean.
Return Value
DoubleThe sum of the elements where
function returns
true.
See Also