114 lines
3.4 KiB
Markdown
114 lines
3.4 KiB
Markdown
---
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id: bad87fee1348bd9aedc08826
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title: Apunta a elementos por clase usando jQuery
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challengeType: 6
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forumTopicId: 18316
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required:
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-
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link: 'https://cdnjs.cloudflare.com/ajax/libs/animate.css/3.2.0/animate.css'
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dashedName: target-elements-by-class-using-jquery
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---
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# --description--
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¿Ves cómo hemos hecho que todos tus elementos `button` reboten? Los seleccionamos con `$("button")`, luego agregamos algo de clases CSS a ellos con `.addClass("animated bounce");`.
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Acabas de usar la función `.addClass()` de jQuery, que te permite agregar clases a los elementos.
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Primero, apuntemos tus elementos `div` con la clase `well` usando el selector `$(".well")`.
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Ten en cuenta que, al igual que con las declaraciones CSS, escribes un `.` antes del nombre de la clase.
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Luego usa la función `.addClass()` de jQuery para agregar las clases `animated` y `shake`.
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Por ejemplo, puedes hacer que todos los elementos con la clase `text-primary` se agiten agregando lo siguiente a tu función `document ready function`:
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```js
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$(".text-primary").addClass("animated shake");
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```
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# --hints--
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Debes usar la función jQuery `addClass()` para dar las clases `animated` y `shake` a todos tus elementos con la clase `well`.
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```js
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assert($('.well').hasClass('animated') && $('.well').hasClass('shake'));
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```
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Debes usar solo jQuery para agregar estas clases al elemento.
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```js
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assert(!code.match(/class\.\*animated/g));
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```
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# --seed--
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## --seed-contents--
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```html
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<script>
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$(document).ready(function() {
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$("button").addClass("animated bounce");
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});
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</script>
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<!-- Only change code above this line -->
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<div class="container-fluid">
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<h3 class="text-primary text-center">jQuery Playground</h3>
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<div class="row">
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<div class="col-xs-6">
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<h4>#left-well</h4>
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<div class="well" id="left-well">
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<button class="btn btn-default target" id="target1">#target1</button>
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<button class="btn btn-default target" id="target2">#target2</button>
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<button class="btn btn-default target" id="target3">#target3</button>
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</div>
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</div>
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<div class="col-xs-6">
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<h4>#right-well</h4>
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<div class="well" id="right-well">
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<button class="btn btn-default target" id="target4">#target4</button>
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<button class="btn btn-default target" id="target5">#target5</button>
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<button class="btn btn-default target" id="target6">#target6</button>
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</div>
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</div>
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</div>
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</div>
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```
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# --solutions--
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```html
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<script>
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$(document).ready(function() {
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$("button").addClass("animated bounce");
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$(".well").addClass("animated shake");
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});
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</script>
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<!-- Only change code above this line -->
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<div class="container-fluid">
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<h3 class="text-primary text-center">jQuery Playground</h3>
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<div class="row">
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<div class="col-xs-6">
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<h4>#left-well</h4>
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<div class="well" id="left-well">
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<button class="btn btn-default target" id="target1">#target1</button>
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<button class="btn btn-default target" id="target2">#target2</button>
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<button class="btn btn-default target" id="target3">#target3</button>
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</div>
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</div>
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<div class="col-xs-6">
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<h4>#right-well</h4>
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<div class="well" id="right-well">
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<button class="btn btn-default target" id="target4">#target4</button>
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<button class="btn btn-default target" id="target5">#target5</button>
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<button class="btn btn-default target" id="target6">#target6</button>
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</div>
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</div>
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</div>
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</div>
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```
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