Private Sub cmdBereken_Click()
Dim getal As Integer
Dim invoervuffer As Single
If Not IsNumeric(txtGetal.Text) Then Exit Sub
invoerbuffer = CSng(txtGetal.Text)
getal = Int(invoerbuffer)
If Not getal = invoerbuffer Then
MsgBox "Geen geheel getal"
Exit Sub
End If
If getal Mod 2 = 0 Then
MsgBox "even"
Else
MsgBox "oneven"
End If
End Sub
Public Function IsEven(getal As Single)
As String
If Not Int(getal) = getal Then IsEven = "geen geheelm getal"
If getal Mod 2 = 0 Then
IsEven = "even"
Else
IsEven = "oneven"
End If
End Function
Public Function IsEven(getal As Single)
As Boolean
If Not Int(getal) = getal Then Exit Function
If getal Mod 2 = 0 Then IsEven = True
End Function
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