javascript - 如何在onclick事件的按钮下显示div

Question

从这段代码我有三个按钮，现在我点击了**回复按钮 1** 意味着我想在按钮底部显示一个文本区域(回复按钮 1)。否则我必须选择回复按钮 2 意味着我想要显示此回复按钮 2 下的文本区域。我不知道该怎么做。我是新开发人员，请帮助我一些

<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//1?>" class="reply-btn"><i class="fa fa-reply"></i> Reply button 1</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>
</div>


<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//2?>" class="reply-btn"><i class="fa fa-reply"></i> Reply button 2</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>
</div>


<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//3?>" class="reply-btn"><i class="fa fa-reply"></i> Reply button 3</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>
</div>

点击那个按钮后我想显示这个

  <textarea class="the-new-com"></textarea>  

Answer 1

现在这肯定能帮到你。您不需要为每个

使用单独的 ID

JS

$('.reply-btn').on('click',function() {
  $(this).closest('.comment').next('.reply').html("<div><textarea class='the-new-com'></textarea></div>");
})

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//1?>" id="reply-btn-1" class="reply-btn"><i class="fa fa-reply"></i> Reply button 1</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>

</div>
<div class="reply"></div>


<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//2?>"id="reply-btn-2" class="reply-btn"><i class="fa fa-reply"></i> Reply button 2</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>

</div>
<div class="reply"></div>

<div class="comment">
  <div class="img-thumbnail">
    <img class="avatar" alt="" src="../TV/dist/img/user2-160x160.jpg">
  </div>
  <div class="comment-block">
    <div class="comment-arrow"></div>
    <span class="comment-by">
      <strong>Kani</strong>
      <span class="pull-right">
       <a href="javascript:void(0)" rel="<?php echo $com['id']//3?>" id="reply-btn-3" class="reply-btn"><i class="fa fa-reply"></i> Reply button 3</a>
      </span>
    </span>
    <p>Lorem ipsum dolor sit amet,</p>
    <span class="date pull-right">19-Apr-2016 </span>
  </div>

</div>
<div class="reply"></div>