[ Posted by Asgedom ] this code is to display the discount price

fiddle_040668.php

<?php
//this is a single comment
#this is also a single line comment 

/*this is a multiple
line comment
*/

//PHP statement end with a semicolon   

$discount_percent = .20;#comment can be placed after the code 20%
$subtotal=100;

$discount_amount=$subtotal * $discount_percent;
$discount_price=$subtotal - $discount_amount;

echo "Your price  after discount is :$". $discount_price;

?>