<?php  
session_start();
 include("includes/db_config.php");

if(isset($_POST["getid"]))  
 {  
 	//var_dump($_POST);
      $query = "SELECT id,prod_price,prod_cross_price,prod_discount FROM product_detail WHERE id = '".$_POST["getid"]."'";  
      $result = mysqli_query($conn, $query);  
      $row = mysqli_fetch_array($result);  
      $_SESSION['Prd_price']= json_encode($row);  
      echo json_encode($row);  
 }  
 ?>