89 lines
3.2 KiB
Markdown
89 lines
3.2 KiB
Markdown
|
---
|
|||
|
title: Compare a list of strings
|
|||
|
id: 596e457071c35c882915b3e4
|
|||
|
challengeType: 5
|
|||
|
videoUrl: ''
|
|||
|
localeTitle: 比较字符串列表
|
|||
|
---
|
|||
|
|
|||
|
## Description
|
|||
|
<section id="description"><p>给定一个任意多个字符串的<a href="https://en.wikipedia.org/wiki/List_(abstract_data_type)" title="wp:List_(abstract_data_type)">列表</a> ,为以下每个条件实现一个函数: </p>测试它们是否都是词法上相等的测试,如果每个字符串在词法上小于它之后的字符串(即列表是否按严格的升序排列) </section>
|
|||
|
|
|||
|
## Instructions
|
|||
|
<section id="instructions">
|
|||
|
</section>
|
|||
|
|
|||
|
## Tests
|
|||
|
<section id='tests'>
|
|||
|
|
|||
|
```yml
|
|||
|
tests:
|
|||
|
- text: <code>allEqual</code>是一个函数。
|
|||
|
testString: 'assert(typeof allEqual === "function", "<code>allEqual</code> is a function.");'
|
|||
|
- text: <code>azSorted</code>是一个函数。
|
|||
|
testString: 'assert(typeof azSorted === "function", "<code>azSorted</code> is a function.");'
|
|||
|
- text: '<code>allEqual(["AA", "AA", "AA", "AA"])</code>返回true。'
|
|||
|
testString: 'assert(allEqual(testCases[0]), "<code>allEqual(["AA", "AA", "AA", "AA"])</code> returns true.");'
|
|||
|
- text: '<code>azSorted(["AA", "AA", "AA", "AA"])</code>返回false。'
|
|||
|
testString: 'assert(!azSorted(testCases[0]), "<code>azSorted(["AA", "AA", "AA", "AA"])</code> returns false.");'
|
|||
|
- text: '<code>allEqual(["AA", "ACB", "BB", "CC"])</code>返回false。'
|
|||
|
testString: 'assert(!allEqual(testCases[1]), "<code>allEqual(["AA", "ACB", "BB", "CC"])</code> returns false.");'
|
|||
|
- text: '<code>azSorted(["AA", "ACB", "BB", "CC"])</code>返回true。'
|
|||
|
testString: 'assert(azSorted(testCases[1]), "<code>azSorted(["AA", "ACB", "BB", "CC"])</code> returns true.");'
|
|||
|
- text: '<code>allEqual([])</code>返回true。'
|
|||
|
testString: 'assert(allEqual(testCases[2]), "<code>allEqual([])</code> returns true.");'
|
|||
|
- text: '<code>azSorted([])</code>返回true。'
|
|||
|
testString: 'assert(azSorted(testCases[2]), "<code>azSorted([])</code> returns true.");'
|
|||
|
- text: '<code>allEqual(["AA"])</code>返回true。'
|
|||
|
testString: 'assert(allEqual(testCases[3]), "<code>allEqual(["AA"])</code> returns true.");'
|
|||
|
- text: '<code>azSorted(["AA"])</code>返回true。'
|
|||
|
testString: 'assert(azSorted(testCases[3]), "<code>azSorted(["AA"])</code> returns true.");'
|
|||
|
- text: '<code>allEqual(["BB", "AA"])</code>返回false。'
|
|||
|
testString: 'assert(!allEqual(testCases[4]), "<code>allEqual(["BB", "AA"])</code> returns false.");'
|
|||
|
- text: '<code>azSorted(["BB", "AA"])</code>返回false。'
|
|||
|
testString: 'assert(!azSorted(testCases[4]), "<code>azSorted(["BB", "AA"])</code> returns false.");'
|
|||
|
|
|||
|
```
|
|||
|
|
|||
|
</section>
|
|||
|
|
|||
|
## Challenge Seed
|
|||
|
<section id='challengeSeed'>
|
|||
|
|
|||
|
<div id='js-seed'>
|
|||
|
|
|||
|
```js
|
|||
|
function allEqual (arr) {
|
|||
|
// Good luck!
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
function azSorted (arr) {
|
|||
|
// Good luck!
|
|||
|
return true;
|
|||
|
}
|
|||
|
|
|||
|
```
|
|||
|
|
|||
|
</div>
|
|||
|
|
|||
|
|
|||
|
### After Test
|
|||
|
<div id='js-teardown'>
|
|||
|
|
|||
|
```js
|
|||
|
console.info('after the test');
|
|||
|
```
|
|||
|
|
|||
|
</div>
|
|||
|
|
|||
|
</section>
|
|||
|
|
|||
|
## Solution
|
|||
|
<section id='solution'>
|
|||
|
|
|||
|
```js
|
|||
|
// solution required
|
|||
|
```
|
|||
|
</section>
|