Use libraries like iTextSharp to export the DataGridView content into a PDF invoice.
Store both Price (snapshot at sale) and GST_Percent in details table because product price may change later, but the bill must remain historically accurate.
Public Function getConnection() As SqlConnection Return New SqlConnection(connString) End Function
Use libraries like iTextSharp to export the DataGridView content into a PDF invoice.
Store both Price (snapshot at sale) and GST_Percent in details table because product price may change later, but the bill must remain historically accurate. vb.net billing software source code
Public Function getConnection() As SqlConnection Return New SqlConnection(connString) End Function Use libraries like iTextSharp to export the DataGridView