freeCodeCamp/curriculum/challenges/spanish/03-front-end-libraries/jquery/remove-classes-from-an-elem...

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2018-10-08 17:34:43 +00:00
---
id: bad87fee1348bd9aed918626
title: Remove Classes from an Element with jQuery
required:
- link: 'https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.2.0/animate.css'
challengeType: 6
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videoUrl: ''
localeTitle: Eliminar clases de un elemento con jQuery
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---
## Description
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<section id="description"> De la misma manera que puede agregar clases a un elemento con la función <code>addClass()</code> jQuery, puede eliminarlas con la función <code>removeClass()</code> jQuery. A continuación le indicamos cómo haría esto para un botón específico: <code>$(&quot;#target2&quot;).removeClass(&quot;btn-default&quot;);</code> <code>btn-default</code> clase <code>btn-default</code> de todos nuestros elementos de <code>button</code> . </section>
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## Instructions
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<section id="instructions">
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</section>
## Tests
<section id='tests'>
```yml
tests:
- text: Elimine la clase <code>btn-default</code> de todos sus elementos de <code>button</code> .
testString: 'assert($(".btn-default").length === 0, "Remove the <code>btn-default</code> class from all of your <code>button</code> elements.");'
- text: Utilice solo jQuery para eliminar esta clase del elemento.
testString: 'assert(code.match(/btn btn-default/g), "Only use jQuery to remove this class from the element.");'
- text: Sólo elimine la clase <code>btn-default</code> .
testString: 'assert(code.match(/\.[\v\s]*removeClass[\s\v]*\([\s\v]*("|")\s*btn-default\s*("|")[\s\v]*\)/gm), "Only remove the <code>btn-default</code> class.");'
```
</section>
## Challenge Seed
<section id='challengeSeed'>
<div id='html-seed'>
```html
<script>
$(document).ready(function() {
$("button").addClass("animated bounce");
$(".well").addClass("animated shake");
$("#target3").addClass("animated fadeOut");
});
</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>
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```
</div>
</section>
## Solution
<section id='solution'>
```js
// solution required
```
</section>