<?php 
session_start();
//include('include/connection.inc.php');
require_once'../include/dbcon.php' ;

$a = $_POST['test'];
$b = $_POST['exam'] ;
$bc = $_POST['midterm'] ;
$c = $_POST['wid'] ;

               $rg = $_SESSION["rgno"] ;
			     $tm = $_SESSION["tm"] ;
				   $ys = $_SESSION["yr"] ;
				
				

$ex = $DBcon->prepare("update marks set test = $a, exam = $b, midterm = $bc  where sn = $c ") ;

if($ex->execute()) header("location: editscore.php?rgn=$rg&term=$tm&yr=$ys") ;

?>