69 lines
1.7 KiB
Markdown
69 lines
1.7 KiB
Markdown
---
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id: 587d7fa7367417b2b2512bc6
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title: Add Inline Styling to Elements
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required:
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- src: 'https://cdnjs.cloudflare.com/ajax/libs/d3/4.3.0/d3.min.js'
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challengeType: 6
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videoUrl: ''
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localeTitle: 向元素添加内联样式
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---
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## Description
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<section id="description"> D3允许您使用<code>style()</code>方法在动态元素上添加内联CSS样式。 <code>style()</code>方法将逗号分隔的键值对作为参数。这是一个将选择的文本颜色设置为蓝色的示例： <code>selection.style("color","blue");</code> </section>
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## Instructions
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<section id="instructions">将<code>style()</code>方法添加到编辑器中的代码中，使所有显示的文本都具有<code>verdana</code>的<code>font-family</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: 你的<code>h2</code>元素应该有verdana的<code>font-family</code> 。
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testString: 'assert($("h2").css("font-family") == "verdana", "Your <code>h2</code> elements should have a <code>font-family</code> of verdana.");'
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- text: 您的代码应使用<code>style()</code>方法。
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testString: 'assert(code.match(/\.style/g), "Your code should use the <code>style()</code> method.");'
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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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<body>
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<script>
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const dataset = [12, 31, 22, 17, 25, 18, 29, 14, 9];
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d3.select("body").selectAll("h2")
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.data(dataset)
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.enter()
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.append("h2")
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.text((d) => (d + " USD"))
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// Add your code below this line
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// Add your code above this line
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</script>
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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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