Vb.net Billing Software Source Code Direct

Private Sub LoadProductsIntoCombo() Dim query As String = "SELECT ProductID, ProductName FROM Products" Using conn As New OleDbConnection(connString) Dim da As New OleDbDataAdapter(query, conn) Dim dt As New DataTable() da.Fill(dt) cboProduct.DataSource = dt cboProduct.DisplayMember = "ProductName" cboProduct.ValueMember = "ProductID" End Using End Sub

Public Sub New(billID As Integer) InitializeComponent() Me.billID = billID LoadBillData() End Sub vb.net billing software source code

BillID (AutoNumber, PK) BillDate (Date/Time) CustomerID (Number) Subtotal (Currency) TaxAmount (Currency) DiscountAmount (Currency) GrandTotal (Currency) Private Sub LoadProductsIntoCombo() Dim query As String =

Private Sub btnPrint_Click(sender As Object, e As EventArgs) Handles btnPrint.Click PrintDocument1.Print() End Sub vb.net billing software source code