In this article, we will explain How to Create an Invoicing system in PHP. the invoice will be inserted into the database.

Example:-

form.php

<?php
error_reporting( error_reporting() & ~E_NOTICE );

$item3=$_POST['item10'];
$quantity3=$_POST['qty10'];
$price3=$_POST['price10'];

$item3=$_POST['item9'];
$quantity3=$_POST['qty9'];
$price3=$_POST['price9'];

$vat=$_POST['vat'];
$total=$_POST['total'];
$grand=$_POST['grand'];
$amount10=$_POST['amount10'];

…