<?php session_start(); include "db.php"; include "class.invoice.dao.php"; $dao = new DAOinvoice(); $vo = new invoice($_SESSION["uid"], $_POST["customer"], $_POST["total_amt"], $_POST["balance_due"], $_POST["inv_date"], $_POST["paid_date"]); if (isset($_POST["inv_num"])) { $vo->inv_num = $_POST["inv_num"]; } $dao->save($vo); header("Location: invoice.php");