<?php
    include("conn.php");//add connection to the php page

    if(isset($_POST['updatedata']))
    {
        $oid = $_POST['oid'];
        $ostatus = $_POST['ostatus'];

        $sql = "UPDATE online_ordering SET Order_Status = '$ostatus' WHERE Order_ID = '$oid'";
        $result = mysqli_query($conn, $sql);

        if($result)
        {
            echo '<script> alert("Data Updated!");</script>';
            header("location:manager_online_sales_management.php");
        }
        else
        {
            echo '<script> alert("Data Not Updated!");</script>';
        }
    }
?>