75 lines
1.7 KiB
Markdown
75 lines
1.7 KiB
Markdown
---
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id: 587d78ae367417b2b2512aff
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title: Use the order Property to Rearrange Items
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challengeType: 0
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videoUrl: ''
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localeTitle: 使用order属性重新排列项目
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---
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## Description
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<section id="description"> <code>order</code>属性用于告诉CSS Flex项目在Flex容器中的显示顺序。默认情况下，项目将以与源HTML相同的顺序显示。该属性将数字作为值，可以使用负数。 </section>
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## Instructions
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<section id="instructions">将CSS属性<code>order</code>添加到<code>#box-1</code>和<code>#box-2</code> 。给<code>#box-1</code>一个值2，给<code>#box-2</code>一个值1。 </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: '<code>#box-1</code>元素的<code>order</code>属性应设置为值2。'
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testString: 'assert($("#box-1").css("order") == "2", "The <code>#box-1</code> element should have the <code>order</code> property set to a value of 2.");'
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- text: '<code>#box-2</code>元素应该将<code>order</code>属性设置为值1。'
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testString: 'assert($("#box-2").css("order") == "1", "The <code>#box-2</code> element should have the <code>order</code> property set to a value of 1.");'
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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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<style>
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#box-container {
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display: flex;
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height: 500px;
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}
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#box-1 {
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background-color: dodgerblue;
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height: 200px;
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width: 200px;
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}
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#box-2 {
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background-color: orangered;
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height: 200px;
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width: 200px;
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}
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</style>
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<div id="box-container">
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<div id="box-1"></div>
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<div id="box-2"></div>
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</div>
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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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