80 lines
2.0 KiB
Markdown
80 lines
2.0 KiB
Markdown
---
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id: 587d78a3367417b2b2512ace
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title: Push Elements Left or Right with the float Property
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challengeType: 0
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videoUrl: ''
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localeTitle: 使用float属性向左或向右推送元素
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---
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## Description
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<section id="description">下一个定位工具实际上不使用<code>position</code> ，而是设置元素的<code>float</code>属性。浮动元素从文档的正常流中移除，并推送到其包含的父元素的<code>left</code>或<code>right</code> 。它通常与<code>width</code>属性一起使用，以指定浮动元素需要多少水平空间。 </section>
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## Instructions
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<section id="instructions">给定的标记可以很好地用作两列布局，其中<code>section</code>和<code>aside</code>元素彼此相邻。给<code>#left</code>项<code>float</code>的<code>left</code>和<code>#right</code>项<code>float</code>的<code>right</code> 。 </section>
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: id为<code>left</code>的元素的<code>float</code>值应为<code>left</code> 。
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testString: 'assert($("#left").css("float") == "left", "The element with id <code>left</code> should have a <code>float</code> value of <code>left</code>.");'
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- text: id为<code>right</code>的元素的<code>float</code>值应为<code>right</code> 。
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testString: 'assert($("#right").css("float") == "right", "The element with id <code>right</code> should have a <code>float</code> value of <code>right</code>.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='html-seed'>
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```html
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<head>
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<style>
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#left {
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width: 50%;
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}
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#right {
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width: 40%;
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}
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aside, section {
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padding: 2px;
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background-color: #ccc;
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}
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</style>
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</head>
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<body>
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<header>
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<h1>Welcome!</h1>
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</header>
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<section id="left">
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<h2>Content</h2>
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<p>Good stuff</p>
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</section>
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<aside id="right">
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<h2>Sidebar</h2>
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<p>Links</p>
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</aside>
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</body>
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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