update1

    <?php
    $con=mysqli_connect("localhost","root","","hotel");
    /*if($con!=null)
        echo"Sucess";*/
    $result=mysqli_query($con,"SELECT * FROM room");
    if(!$result)
        die("connot");
    else
    {
      $data=array("Room_id","Floors","Price","SD","Room_Type",);
        echo'<table border="1">';
           echo '<tr>';
               for ($i=0; $i < 5; $i++)
                 echo '<td>'.$data[$i].'</td>';

               echo "<td>".'update'."</td>";
           echo '</tr>';
    }
    while($row=mysqli_fetch_array($result,MYSQLI_NUM))
       {
            echo '<form name="frmDelete" method="post" action="update2.php">';
                echo '<tr>';
                    for($i=0;$i<5;$i++)
                        echo'<td>'.$row[$i].'</td>';

                    echo '<input type="hidden" name="id" value="'.$row[0].'">';
                    echo '<td><input  name="update" type="submit" value="update"></td>';
                 echo '</tr>';
            echo '</form>';
       }
   echo "</table>";
   $result=mysqli_close($con);
?>