Vb Net Lab Programs For Bca Students Fix |verified| Page

This program focuses on basic controls like TextBoxes, Labels, and Buttons.

Always use StringComparison.OrdinalIgnoreCase . Without it, "Madam" will be marked as "Not a Palindrome" because of the capital 'M'. 4. Database Connectivity (ADO.NET)

Public Class Form1 Private Sub btnAdd_Click(sender As Object, e As EventArgs) Handles btnAdd.Click Try Dim num1 As Double = Val(txtFirst.Text) Dim num2 As Double = Val(txtSecond.Text) lblResult.Text = "Result: " & (num1 + num2).ToString() Catch ex As Exception MessageBox.Show("Please enter valid numbers.") End Try End Sub End Class Use code with caution. vb net lab programs for bca students fix

VB.NET Laboratory Guide: Essential Programs and Fixes for BCA Students

Go to View > Solution Explorer , right-click your Form, and select View Designer . This program focuses on basic controls like TextBoxes,

This program helps students understand string functions like StrReverse and case sensitivity.

Private Sub NumberButtons_Click(sender As Object, e As EventArgs) Handles btn1.Click, btn2.Click, btn3.Click Dim b As Button = DirectCast(sender, Button) txtDisplay.Text &= b.Text End Sub Use code with caution. Troubleshooting Tips for Lab Exams This program helps students understand string functions like

VB.NET doesn't support control arrays like VB6, so students must learn to use collections or handle multiple events with one subroutine. Use the Handles clause for multiple buttons.