<?php
        include_once('database.php');

        function getCountry($conn){
            $query= "SELECT * FROM country";
            $cid= mysqli_query($conn,$query);
            while($country= mysqli_fetch_assoc($cid)){?>

            <option value='<?php echo $country['cid']?>
            <?php echo $country['country_name']?></option>
        <?php}
        }