Files
freeCodeCamp/curriculum/challenges/chinese/03-front-end-libraries/bootstrap/create-a-class-to-target-with-jquery-selectors.md
Oliver Eyton-Williams ee1e8abd87 feat(curriculum): restore seed + solution to Chinese (#40683)
* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-12 19:31:00 -07:00

1.8 KiB

id, title, challengeType, forumTopicId, dashedName
id title challengeType forumTopicId dashedName
bad87fee1348bd9aec908852 分别给每个目标元素的 class 属性添加一个 target 值 0 16815 create-a-class-to-target-with-jquery-selectors

--description--

并不是所有 class 属性都需要有对应的 CSS 样式。有时候我们设置 class 只是为了更方便地在 jQuery 中选中这些元素。

为每一个 button 元素添加 target class。

--hints--

给你的每一个 button 元素设置 target class。

assert($('.target').length > 5);

--seed--

--seed-contents--

<div class="container-fluid">
  <h3 class="text-primary text-center">jQuery Playground</h3>
  <div class="row">
    <div class="col-xs-6">
      <div class="well">
        <button class="btn btn-default"></button>
        <button class="btn btn-default"></button>
        <button class="btn btn-default"></button>
      </div>
    </div>
    <div class="col-xs-6">
      <div class="well">
        <button class="btn btn-default"></button>
        <button class="btn btn-default"></button>
        <button class="btn btn-default"></button>
      </div>
    </div>
  </div>
</div>

--solutions--

<div class="container-fluid">
  <h3 class="text-primary text-center">jQuery Playground</h3>
  <div class="row">
    <div class="col-xs-6">
      <div class="well">
        <button class="target btn btn-default"></button>
        <button class="target btn btn-default"></button>
        <button class="target btn btn-default"></button>
      </div>
    </div>
    <div class="col-xs-6">
      <div class="well">
        <button class="target btn btn-default"></button>
        <button class="target btn btn-default"></button>
        <button class="target btn btn-default"></button>
      </div>
    </div>
  </div>
</div>