Visual Basic 10 Scientific Calculator Code Apr 2026

Private Sub btnLog_Click(sender As Object, e As EventArgs) Handles btnLog.Click Try Dim result As Double = Math.Log(Convert.ToDouble(txtDisplay.Text)) txtDisplay.Text = result.ToString() Catch ex As Exception txtDisplay.Text = "Error" End Try End Sub

Private Sub btn4_Click(sender As Object, e As EventArgs) Handles btn4.Click txtDisplay.Text &= "4" End Sub Visual Basic 10 Scientific Calculator Code

Private Sub btnAdd_Click(sender As Object, e As EventArgs) Handles btnAdd.Click txtDisplay.Text &= "+" End Sub Private Sub btnLog_Click(sender As Object, e As EventArgs)

The code above creates a scientific calculator with buttons for digits 0-9, four arithmetic operations, and various scientific functions. When a button is clicked, the corresponding digit or operator is appended to the text box. Private Sub btnLog_Click(sender As Object

The btnEquals_Click event handler evaluates the expression in the text box using the EvaluateExpression function, which uses a DataTable to compute the result.