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# Rnd Function

Devuelve un númberu aleatoriu ente 0 y 1.

## Sintaxis:

    Rnd [(Espresión)]

## Valor de torna:

Double

## Parámetros:

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 Llamada a procedimientu non válida

## Exemplu:

    Sub ExampleRandomSelect
    Dim iVar As Integer
        iVar = Int((15 * Rnd) -2)
        Select Case iVar
            Case 1 To 5
                Print "Númberu de 1 a 5"
            Case 6, 7, 8
                Print "Númberu de 6 a 8"
            Case Is > 8 And iVar < 11
                Print "Mayor que 8"
            Case Else
                Print "Fuera del rangu de 1 a 10"
        End Select
    End Sub

Temes rellacionaos

Randomize Statement