freeCodeCamp/curriculum/challenges/chinese/03-front-end-development-li.../jquery/use-appendto-to-move-elemen...

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id title challengeType forumTopicId dashedName
bad87fee1348bd9aed608826 使用 jQuery 的 appendTo 方法移动元素 6 18340 use-appendto-to-move-elements-with-jquery

--description--

现在来把标签从一个 div 移动到另一个里。

jQuery 有一个 appendTo() 方法,可以选取 HTML 标签并将其添加到另一个标签里面。

例如,如果要把 target4 从 right well 移到 left well可以设置如下

$("#target4").appendTo("#left-well");

target2 元素从 left-well 移动到 right-well

--hints--

target2 元素不应该在 left-well 内。

assert($('#left-well').children('#target2').length === 0);

target2 元素应该在 right-well 内。

assert($('#right-well').children('#target2').length > 0);

应该仅用 jQuery 移动这些标签。

assert(!code.match(/class.*animated/g));

--seed--

--seed-contents--

<script>
  $(document).ready(function() {
    $("#target1").css("color", "red");
    $("#target1").prop("disabled", true);
    $("#target4").remove();

  });
</script>

<!-- Only change code above this line -->

<div class="container-fluid">
  <h3 class="text-primary text-center">jQuery Playground</h3>
  <div class="row">
    <div class="col-xs-6">
      <h4>#left-well</h4>
      <div class="well" id="left-well">
        <button class="btn btn-default target" id="target1">#target1</button>
        <button class="btn btn-default target" id="target2">#target2</button>
        <button class="btn btn-default target" id="target3">#target3</button>
      </div>
    </div>
    <div class="col-xs-6">
      <h4>#right-well</h4>
      <div class="well" id="right-well">
        <button class="btn btn-default target" id="target4">#target4</button>
        <button class="btn btn-default target" id="target5">#target5</button>
        <button class="btn btn-default target" id="target6">#target6</button>
      </div>
    </div>
  </div>
</div>

--solutions--

<script>
  $(document).ready(function() {
    $("#target1").css("color", "red");
    $("#target1").prop("disabled", true);
    $("#target4").remove();
    $("#target2").appendTo("#right-well");
  });
</script>

<!-- Only change code above this line -->

<div class="container-fluid">
  <h3 class="text-primary text-center">jQuery Playground</h3>
  <div class="row">
    <div class="col-xs-6">
      <h4>#left-well</h4>
      <div class="well" id="left-well">
        <button class="btn btn-default target" id="target1">#target1</button>
        <button class="btn btn-default target" id="target2">#target2</button>
        <button class="btn btn-default target" id="target3">#target3</button>
      </div>
    </div>
    <div class="col-xs-6">
      <h4>#right-well</h4>
      <div class="well" id="right-well">
        <button class="btn btn-default target" id="target4">#target4</button>
        <button class="btn btn-default target" id="target5">#target5</button>
        <button class="btn btn-default target" id="target6">#target6</button>
      </div>
    </div>
  </div>
</div>