Yes. You can add another parameter to that URL:
<a href="https://stackoverflow.com/questions/3935955/deleteresnext.php?rid=<?php echo $row->rid; ?>&roomid=<?php echo $row->roomid; ?>" onclick="return confirm('Are you sure you want to cancel reservation?');" >Delete</a>
3
solved is it possible retrieve 2 values from this code? [closed]