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# On...GoSub Statement; On...GoTo Statement

Es bifurca cap a una de les diverses línies especificades al codi del programa, segons el valor d'una expressió numèrica.

### Sintaxi:

    On expression GoSub Label1[, Label2[, Label3[,...]]]
    On expression GoTo Label1[, Label2[, Label3[,...]]]

### Paràmetres:

expression: Any numeric expression between 0 and 255 that determines which of the lines the program branches to. If expression is 0, the statement is not executed. If expression is greater than 0, the program jumps to the label that has a position number that corresponds to the expression (1 = First label; 2 = Second label)

label: Target line according to GoTo or GoSub structure.

Les convencions GoTo o GoSub són vàlides.

### Exemple:

    Sub ExampleOnGosub
    Dim iVar As Integer
    Dim sVar As String
        iVar = 2
        sVar =""
        On iVar GoSub Sub1, Sub2
        On iVar GoTo Line1, Line2
        Exit Sub
    Sub1:
        sVar =sVar & " De Sub 1 a" : Return
    Sub2:
        sVar =sVar & " De Sub 2 a" : Return
    Line1:
        sVar =sVar & " Etiqueta 1" : GoTo Ende
    Line2:
        sVar =sVar & " Etiqueta 2"
    Ende:
        MsgBox sVar,0,"On...GoSub"
    End Sub

Temes relacionats

GoSubReturn Expressió

GoTo Expressió