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Calls a subroutine that is indicated by a label inside a Sub or a Function. The statements following the label are executed until the next Return statement. Afterwards, the program continues with the statement that follows the GoSub statement.
GoSub label[:]
label: A line identifier indicating where to continue execution. The scope of a label in that of the routine it belongs to.
The GoSub statement calls a local subroutine indicated by a label from within a subroutine or a function. The name of the label must end with a colon (":").
Sub/Function foo
' statements
GoSub label
' statements
Exit Sub/Function
label:
' statements
Return
End Sub/Function
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Sub ExampleGoSub
Dim iInputa As Single
Dim iInputb As Single
Dim iInputc As Single
iInputa = Int(InputBox("Enter the first number: ","NumberInput"))
iInputb = Int(InputBox("Enter the second number: ","NumberInput"))
iInputc=iInputa
GoSub SquareRoot
Print "The square root of";iInputa;" is";iInputc
iInputc=iInputb
GoSub SquareRoot
Print "The square root of";iInputb;" is";iInputc
Exit Sub
SquareRoot:
iInputc=sqr(iInputc)
Return
End Sub