Rnd Function

Rnd palauttaa jonkin satunnaisluvun 0 - 1.

Syntaksi:

Rnd [(lauseke1)]

Palautusarvo:

Double

Parametrit:

Expression: Has no effect, is ignored if provided.

The Rnd function returns decimal fractions ranging from 0 (included) to 1 (excluded) according to a uniform distribution. It uses the Mersenne Twister 19937 random-number generator. To generate random integers in a given range, use a formula like in the example below. A Randomize statement with a defined seed value can be used beforehand, if a predictable sequence of numbers is desired.

Error codes:

5 Virheellinen proseduurikutsu

Esimerkki:

Sub ExampleRandomSelect

Dim iVar As Integer

    iVar = Int((15 * Rnd) -2)

    Select Case iVar

        Case 1 To 5

            Print "Luvut 1:stä 5:een"

        Case 6, 7, 8

            Print "luvut 6:sta 8:aan"

        Case Is > 8 And iVar < 11

            Print "suurempi kuin 8"

        Case Else

            Print "Välin 1...10 ulkopuolella"

    End Select

End Sub