주석관련 질문

아래의 경우

여러줄을 한번에 주석처리는 어떻게 하나요?

   <div id="bo_v_top">
        <?php
        ob_start();
         ?>
        <?php if ($prev_href || $next_href) { ?>
        <ul class="bo_v_nb">
            <?php if ($copy_href) { ?><li><a href="<?php echo $copy_href ?>" class="btn_admin btn" onclick="board_move(this.href); return false;"><i class="fa fa-files-o" aria-hidden="true"></i> 복사</a></li><?php } ?>
            <?php if ($move_href) { ?><li><a href="<?php echo $move_href ?>" class="btn_admin btn" onclick="board_move(this.href); return false;"><i class="fa fa-arrows" aria-hidden="true"></i> 이동</a></li><?php } ?>
            <?php if ($prev_href) { ?><li><a href="<?php echo $prev_href ?>" class="btn_b01 btn"><i class="fa fa-chevron-circle-left" aria-hidden="true"></i> 이전글</a></li><?php } ?>
            <?php if ($next_href) { ?><li><a href="<?php echo $next_href ?>" class="btn_b01 btn"><i class="fa fa-chevron-circle-right" aria-hidden="true"></i> 다음글</a></li><?php } ?>
        </ul>
        <?php } ?>

        <ul class="bo_v_com">
            <?php if ($update_href) { ?><li><a href="<?php echo $update_href ?>" class="btn_b01 btn"><i class="fa fa-refresh" aria-hidden="true"></i> 수정</a></li><?php } ?>
            <?php if ($delete_href) { ?><li><a href="<?php echo $delete_href ?>" class="btn_b01 btn" onclick="del(this.href); return false;"><i class="fa fa-trash-o" aria-hidden="true"></i> 삭제</a></li><?php } ?>
            <?php if ($search_href) { ?><li><a href="<?php echo $search_href ?>" class="btn_b01 btn"><i class="fa fa-th-list" aria-hidden="true"></i> 검색</a></li><?php } ?>
            <?php if ($reply_href) { ?><li><a href="<?php echo $reply_href ?>" class="btn_b01 btn"><i class="fa fa-comments" aria-hidden="true"></i> 답변</a></li><?php } ?>
            <li><a href="<?php echo $list_href ?>" class="btn_b01 btn"><i class="fa fa-list-ul" aria-hidden="true"></i> 목록</a></li>
            <?php if ($write_href) { ?><li class="btn_admin1"><a href="<?php echo $write_href ?>" class="btn_b02 btn"><i class="fa fa-pencil" aria-hidden="true"></i> 글쓰기</a></li><?php } ?>
        </ul>
        <?php
        $link_buttons = ob_get_contents();
        ob_end_flush();
         ?>
    </div>