Gambas France BETA

Public Sub OnErrorDemo()
On Error GoTo ErrorHandler ' Enable error-handling routine.
Dim x As Integer = 32
Dim y As Integer = 0
Dim z As Integer
z = x / y ' Creates a divide by zero error
On Error GoTo 0 ' Turn off error trapping.
On Error Resume Next ' Defer error trapping.
z = x / y ' Creates a divide by zero error again
If Err.Number = 6 Then
' Tell user what happened. Then clear the Err object.
Dim Msg As String
Msg = "There was an error attempting to divide by zero!"
MsgBox(Msg, , "Divide by zero error")
Err.Clear() ' Clear Err object fields.
End If
Exit Sub ' Exit to avoid handler.
ErrorHandler: ' Error-handling routine.
Select Case Err.Number ' Evaluate error number.
Case 6 ' Divide by zero error
MsgBox("You attempted to divide by zero!")
' Insert code to handle this error
Case Else
' Insert code to handle other situations here...
End Select
Resume Next ' Resume execution at same line
' that caused the error.
End Sub