freeCodeCamp/curriculum/challenges/chinese/03-front-end-libraries/bootstrap/add-id-attributes-to-bootst...

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id title challengeType videoUrl localeTitle
bad87fee1348bd9aec908853 Add id Attributes to Bootstrap Elements 0 将id属性添加到Bootstrap元素

Description

回想一下,除了类属性之外,您还可以为每个元素赋予一个id属性。每个id必须对特定元素是唯一的并且每页只使用一次。让我们给一个唯一的ID给我们每一个的div类的元素well 。请记住你可以给一个元素这样的id <div class="well" id="center-well">left-well 。给right-well

Instructions

Tests

tests:
  - text: 给你留下<code>well</code>的id <code>left-well</code> 。
    testString: 'assert($(".col-xs-6").children("#left-well") && $(".col-xs-6").children("#left-well").length > 0, "Give your left <code>well</code> the id of <code>left-well</code>.");'
  - text: 给您的权利<code>well</code>的ID <code>right-well</code> 。
    testString: 'assert($(".col-xs-6").children("#right-well") && $(".col-xs-6").children("#right-well").length > 0, "Give your right <code>well</code> the id of <code>right-well</code>.");'

Challenge Seed

<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 target"></button>
        <button class="btn btn-default target"></button>
        <button class="btn btn-default target"></button>
      </div>
    </div>
    <div class="col-xs-6">
      <div class="well">
        <button class="btn btn-default target"></button>
        <button class="btn btn-default target"></button>
        <button class="btn btn-default target"></button>
      </div>
    </div>
  </div>
</div>

Solution

// solution required