Implement a "Search" button that finds specific records based on a Unique ID or Name. 📝 Example Code: Simple Calculator (Button Click)
' Incorrect Dim cmd As OleDbCommand cmd.ExecuteNonQuery() ' Throws Error ' Correct Dim cmd As New OleDbCommand() ' Added New cmd.ExecuteNonQuery() Use code with caution. Fix 4: Infinite Loops vb net lab programs for bca students fix
Public Class CalculatorForm Private Sub btnAdd_Click(sender As Object, e As EventArgs) Handles btnAdd.Click Try Dim num1 As Double = Convert.ToDouble(txtNum1.Text) Dim num2 As Double = Convert.ToDouble(txtNum2.Text) Dim result As Double = num1 + num2 lblResult.Text = "Result: " & result.ToString() Catch ex As FormatException MessageBox.Show("Please enter valid numerical values.", "Input Error") End Try End Sub End Class Use code with caution. Common Errors & Fixes Implement a "Search" button that finds specific records