64 lines
1.8 KiB
Markdown
64 lines
1.8 KiB
Markdown
---
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id: bd7123c9c444eddfaeb5bdef
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title: Declare String Variables
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challengeType: 1
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videoUrl: ''
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localeTitle: 声明字符串变量
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---
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## Description
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<section id="description">以前我们使用过代码<code>var myName = "your name";</code> <code>"your name"</code>被称为<dfn>字符串</dfn> <dfn>文字</dfn> 。它是一个字符串，因为它是用单引号或双引号括起来的一系列零个或多个字符。 </section>
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## Instructions
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<section id="instructions">创建两个新的<code>string</code>变量： <code>myFirstName</code>和<code>myLastName</code>并分别为它们分配<code>myFirstName</code>和<code>myLastName</code>的值。 </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>myFirstName</code>应该是一个至少包含一个字符的字符串。
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testString: 'assert((function(){if(typeof myFirstName !== "undefined" && typeof myFirstName === "string" && myFirstName.length > 0){return true;}else{return false;}})(), "<code>myFirstName</code> should be a string with at least one character in it.");'
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- text: <code>myLastName</code>应该是一个至少包含一个字符的字符串。
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testString: 'assert((function(){if(typeof myLastName !== "undefined" && typeof myLastName === "string" && myLastName.length > 0){return true;}else{return false;}})(), "<code>myLastName</code> should be a string with at least one character in it.");'
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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='js-seed'>
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```js
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// Example
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var firstName = "Alan";
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var lastName = "Turing";
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// Only change code below this line
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```
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</div>
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### After Test
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<div id='js-teardown'>
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```js
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console.info('after the test');
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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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