Module
Contents
Index 🔎︎

# IRR Function [VBA]

Calculates the internal rate of return for an investment.

This function or constant is enabled with the statement Option VBASupport 1 placed before the executable program code in a module.

## Syntax:

    IRR(Values() as Double , [Guess as Variant])

## Return value:

Double

## Parameters:

Values(): The array of values of the cash-flow. The values represent cash flow values at regular intervals, at least one value must be negative (payments), and at least one value must be positive (income).

Guess An initial estimate at what the IRR will be.

## Error codes:

5 無効なプロシージャー呼び出しです

## Example:

    REM ***** BASIC *****

    Option VBASupport 1

    Sub ExampleIRR

     Dim cashFlow(0 to 3) As Double

     cashFlow(0) = -10000

     cashFlow(1) = 3500

     cashFlow(2) = 7600

     cashFlow(3) = 1000

     irrValue = IRR(cashFlow) * 100

     Print irrValue ' returns 11.3321028236252 . The internal rate of return of the cash flow.

    End Sub

関連項目

IRR function in CALC

VBA financial functions