Visual Basic 10 Scientific Calculator Code Instant

Private Function EvaluateExpression(expression As String) As Double Dim dataTable As New System.Data.DataTable() Dim result As Double = 0 Try result = dataTable.Compute(expression, String.Empty) Catch ex As Exception Throw ex End Try Return result End Function End Class

Private Sub btn9_Click(sender As Object, e As EventArgs) Handles btn9.Click txtDisplay.Text &= "9" End Sub Visual Basic 10 Scientific Calculator Code

Private Sub btn6_Click(sender As Object, e As EventArgs) Handles btn6.Click txtDisplay.Text &= "6" End Sub Visual Basic 10 Scientific Calculator Code

The scientific function buttons ( btnSin , btnCos , btnTan , btnExp , btnLog ) evaluate the corresponding mathematical function using the Math class. Visual Basic 10 Scientific Calculator Code