<?php
session_start();
include("../../database.php");
$coupon_code =$_POST['coupon_code'];
$query="SELECT * FROM coupon where code='$coupon_code'";
$coupon=db::getRecord($query);
if($coupon != NULL){
echo "Coupon is Applied!";
}else{
echo "This Coupon is Not Valid!";
}
?>