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

Encrucia a una de delles llinies especificaes del códigu del programa, dependiendo del valor d'una espresión numbérica.


On GoSub/GoTo syntax

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


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.

Iconu de nota

Les convenciones de GoTo o GoSub son válides.


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
    sVar =sVar &  " De Sub 1 a" : Return
    sVar =sVar &  " De Sub 2 a" : Return
    sVar =sVar &  " Etiqueta 1" : GoTo Final
    sVar =sVar &  " Etiqueta 2"
    MsgBox sVar,0,"On...GoSub"
End Sub

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