<?php
            require 'conn.php';
            if(ISSET($_REQUEST['id'])){
                $query = mysqli_query($conn, "SELECT * FROM `blog` WHERE `blog_id` = '$_REQUEST[id]'") or die(mysqli_error());
                $fetch = mysqli_fetch_array($query);
        ?>
                <h3><?php echo $fetch['title']?></h3>
                <p><?php echo nl2br($fetch['content'])?></p>
        <?php
            }
        ?>