73 lines
1.8 KiB
Markdown
73 lines
1.8 KiB
Markdown
---
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title: Generate lower case ASCII alphabet
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id: 5a23c84252665b21eecc7e7a
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challengeType: 5
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videoUrl: ''
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localeTitle: 生成小写ASCII字母表
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---
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## Description
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<section id="description">编写一个函数以生成给定范围的小写ASCII字符数组。例如：对于范围1到4，函数应返回<code>['a','b','c','d']</code> 。 </section>
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## Instructions
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<section id="instructions">
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</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>lascii</code>应该是一个功能。
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testString: assert(typeof lascii=='function');
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- text: <code>lascii("a","d")</code>应该返回一个数组。
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testString: assert(Array.isArray(lascii('a','d')));
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- text: <code>lascii("a","d")</code>应该返回<code>[ "a", "b", "c", "d" ]</code> 。
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testString: assert.deepEqual(lascii("a","d"),results[0]);
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- text: <code>lascii("c","i")</code>应该返回<code>[ "c", "d", "e", "f", "g", "h", "i" ]</code> 。
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testString: assert.deepEqual(lascii("c","i"),results[1]);
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- text: <code>lascii("m","q")</code>应该返回<code>[ "m", "n", "o", "p", "q" ]</code> 。
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testString: assert.deepEqual(lascii("m","q"),results[2]);
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- text: <code>lascii("k","n")</code>应返回<code>[ "k", "l", "m", "n" ]</code> 。
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testString: assert.deepEqual(lascii("k","n"),results[3]);
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- text: <code>lascii("t","z")</code>应该返回<code>[ "t", "u", "v", "w", "x", "y", "z" ]</code> 。
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testString: assert.deepEqual(lascii("t","z"),results[4]);
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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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function lascii (cFrom, cTo) {
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// Good luck!
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}
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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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