2018-10-10 18:03:03 -04:00
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---
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id: 5a9036ee38fddaf9a66b5d34
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2020-12-16 00:37:30 -07:00
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title: 使用 CSS 网格单位来更改列和行的大小
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2018-10-10 18:03:03 -04:00
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challengeType: 0
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2020-02-11 21:39:15 +08:00
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videoUrl: 'https://scrimba.com/p/pByETK/cvE8phd'
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forumTopicId: 301134
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2021-01-13 03:31:00 +01:00
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dashedName: use-css-grid-units-to-change-the-size-of-columns-and-rows
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2018-10-10 18:03:03 -04:00
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---
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2020-12-16 00:37:30 -07:00
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# --description--
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2018-10-10 18:03:03 -04:00
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2021-01-08 11:20:48 -08:00
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在 CSS 网格中,可以使用绝对单位(如 `px`)或相对单位(如 `em`)来定义行或列的大小。下面的单位也可以使用:
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2018-10-10 18:03:03 -04:00
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2021-01-08 11:20:48 -08:00
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`fr`:设置列或行占剩余空间的比例,
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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`auto`:设置列宽或行高自动等于它的内容的宽度或高度,
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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`%`:将列或行调整为它的容器宽度或高度的百分比,
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2018-10-10 18:03:03 -04:00
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2021-01-08 11:20:48 -08:00
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以下代码为右侧预览区中的效果:
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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```css
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grid-template-columns: auto 50px 10% 2fr 1fr;
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2018-10-10 18:03:03 -04:00
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```
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2020-12-16 00:37:30 -07:00
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这段代码添加了五个列。第一列的宽与它的内容宽度相等;第二列宽 50px;第三列宽是它容器的 10%;最后两列,将剩余的宽度平均分成三份,第四列占两份,第五列占一份。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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# --instructions--
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2018-10-10 18:03:03 -04:00
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2021-01-08 11:20:48 -08:00
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生成一个包含三列的网格,每列宽度分别为:1fr、100px、2fr。
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2018-10-10 18:03:03 -04:00
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2020-12-16 00:37:30 -07:00
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# --hints--
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2018-10-10 18:03:03 -04:00
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2021-01-08 11:20:48 -08:00
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class 为 `container` 的元素应具有 `grid-template-columns` 属性且属性值应为 `1fr 100px 2fr`。
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2020-02-11 21:39:15 +08:00
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2018-10-10 18:03:03 -04:00
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```js
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2020-12-16 00:37:30 -07:00
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assert(
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code.match(
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/.container\s*?{[\s\S]*grid-template-columns\s*?:\s*?1fr\s*?100px\s*?2fr\s*?;[\s\S]*}/gi
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)
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);
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2018-10-10 18:03:03 -04:00
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```
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2020-02-11 21:39:15 +08:00
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2021-01-13 03:31:00 +01:00
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# --seed--
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## --seed-contents--
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```html
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<style>
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.d1{background:LightSkyBlue;}
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.d2{background:LightSalmon;}
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.d3{background:PaleTurquoise;}
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.d4{background:LightPink;}
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.d5{background:PaleGreen;}
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.container {
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font-size: 40px;
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width: 100%;
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background: LightGray;
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display: grid;
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/* Only change code below this line */
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grid-template-columns: auto 50px 10% 2fr 1fr;
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/* Only change code above this line */
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grid-template-rows: 50px 50px;
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}
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</style>
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<div class="container">
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<div class="d1">1</div>
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<div class="d2">2</div>
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<div class="d3">3</div>
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<div class="d4">4</div>
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<div class="d5">5</div>
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</div>
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```
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2020-12-16 00:37:30 -07:00
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# --solutions--
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2021-01-13 03:31:00 +01:00
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```html
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<style>.container {grid-template-columns: 1fr 100px 2fr;}</style>
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```
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