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lblSubtotal.Text = subtotal.ToString("N2") lblTax.Text = taxAmount.ToString("N2") lblDiscount.Text = discount.ToString("N2") lblGrandTotal.Text = grandTotal.ToString("N2") End Sub
Private Function SaveCustomer(name As String, mobile As String, gstin As String) As Integer Dim query As String = "INSERT INTO Customers (Name, Mobile, GSTIN) VALUES (@name, @mob, @gst); SELECT SCOPE_IDENTITY()" Using conn As New OleDbConnection(connString) Dim cmd As New OleDbCommand(query, conn) cmd.Parameters.AddWithValue("@name", name) cmd.Parameters.AddWithValue("@mob", mobile) cmd.Parameters.AddWithValue("@gst", gstin) conn.Open() Return CInt(cmd.ExecuteScalar()) End Using End Function vb.net billing software source code
Private Sub CalculateTotals() Dim subtotal As Decimal = 0 For Each row As DataGridViewRow In dgvItems.Rows If Not row.IsNewRow Then subtotal += CDec(row.Cells("colTotal").Value) End If Next lblSubtotal
' Save Bill Header Dim billID As Integer = SaveBillHeader(custID, CDec(lblSubtotal.Text), CDec(lblTax.Text), CDec(lblDiscount.Text), CDec(lblGrandTotal.Text)) mobile As String
lblSubtotal.Text = subtotal.ToString("N2") lblTax.Text = taxAmount.ToString("N2") lblDiscount.Text = discount.ToString("N2") lblGrandTotal.Text = grandTotal.ToString("N2") End Sub
Private Function SaveCustomer(name As String, mobile As String, gstin As String) As Integer Dim query As String = "INSERT INTO Customers (Name, Mobile, GSTIN) VALUES (@name, @mob, @gst); SELECT SCOPE_IDENTITY()" Using conn As New OleDbConnection(connString) Dim cmd As New OleDbCommand(query, conn) cmd.Parameters.AddWithValue("@name", name) cmd.Parameters.AddWithValue("@mob", mobile) cmd.Parameters.AddWithValue("@gst", gstin) conn.Open() Return CInt(cmd.ExecuteScalar()) End Using End Function
Private Sub CalculateTotals() Dim subtotal As Decimal = 0 For Each row As DataGridViewRow In dgvItems.Rows If Not row.IsNewRow Then subtotal += CDec(row.Cells("colTotal").Value) End If Next
' Save Bill Header Dim billID As Integer = SaveBillHeader(custID, CDec(lblSubtotal.Text), CDec(lblTax.Text), CDec(lblDiscount.Text), CDec(lblGrandTotal.Text))