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feat(curriculum): restore seed + solution to Chinese (#40683)

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* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
This commit is contained in:
Oliver Eyton-Williams
2021-01-13 03:31:00 +01:00
committed by GitHub
parent 0095583028
commit ee1e8abd87
4163 changed files with 57505 additions and 10540 deletions
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29
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/compare-scopes-of-the-var-and-let-keywords.md
View File

@ -3,6 +3,7 @@ id: 587d7b87367417b2b2512b40
title: 比较 var 和 let 关键字的作用域
challengeType: 1
forumTopicId: 301195
dashedName: compare-scopes-of-the-var-and-let-keywords
---
# --description--
@ -102,5 +103,33 @@ console.log(i);
assert(checkScope() === 'function scope');
```
# --seed--
## --seed-contents--
```js
function checkScope() {
var i = 'function scope';
if (true) {
i = 'block scope';
console.log('Block scope i is: ', i);
}
console.log('Function scope i is: ', i);
return i;
}
```
# --solutions--
```js
function checkScope() {
let i = 'function scope';
if (true) {
let i = 'block scope';
console.log('Block scope i is: ', i);
}
console.log('Function scope i is: ', i);
return i;
}
```

30
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/complete-a-promise-with-resolve-and-reject.md
View File

@ -3,6 +3,7 @@ id: 5cdafbc32913098997531680
title: 通过 resolve 和 reject 完成 Promise
challengeType: 1
forumTopicId: 301196
dashedName: complete-a-promise-with-resolve-and-reject
---
# --description--
@ -47,5 +48,34 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer represents a response from a server
let responseFromServer;
if(responseFromServer) {
// Change this line
} else {
// Change this line
}
});
```
# --solutions--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer represents a response from a server
let responseFromServer;
if(responseFromServer) {
resolve("We got the data");
} else {
reject("Data not received");
}
});
```

13
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/create-a-javascript-promise.md
View File

@ -3,6 +3,7 @@ id: 5cdafbb0291309899753167f
title: 创建一个 JavaScript Promise
challengeType: 1
forumTopicId: 301197
dashedName: create-a-javascript-promise
---
# --description--
@ -37,5 +38,17 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
```
# --solutions--
```js
const makeServerRequest = new Promise((resolve, reject) => {
});
```

22
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/create-a-module-script.md
View File

@ -3,6 +3,7 @@ id: 5cddbfd622f1a59093ec611d
title: 创建一个模块脚本
challengeType: 6
forumTopicId: 301198
dashedName: create-a-module-script
---
# --description--
@ -47,5 +48,26 @@ assert(
);
```
# --seed--
## --seed-contents--
```html
<html>
<body>
<!-- Only change code below this line -->
<!-- Only change code above this line -->
</body>
</html>
```
# --solutions--
```html
<html>
<body>
<script type="module" src="index.js"></script>
</body>
</html>
```

16
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/create-an-export-fallback-with-export-default.md
View File

@ -3,6 +3,7 @@ id: 587d7b8c367417b2b2512b58
title: 用 export default 创建一个默认导出
challengeType: 1
forumTopicId: 301199
dashedName: create-an-export-fallback-with-export-default
---
# --description--
@ -43,5 +44,20 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
function subtract(x, y) {
return x - y;
}
```
# --solutions--
```js
export default function subtract(x, y) {
return x - y;
}
```

34
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/create-strings-using-template-literals.md
View File

@ -3,6 +3,7 @@ id: 587d7b8a367417b2b2512b4e
title: 使用模板字面量创建字符串
challengeType: 1
forumTopicId: 301200
dashedName: create-strings-using-template-literals
---
# --description--
@ -73,5 +74,38 @@ assert(
assert(getUserInput('index').match(/for|map|reduce|forEach|while/));
```
# --seed--
## --seed-contents--
```js
const result = {
success: ["max-length", "no-amd", "prefer-arrow-functions"],
failure: ["no-var", "var-on-top", "linebreak"],
skipped: ["no-extra-semi", "no-dup-keys"]
};
function makeList(arr) {
// Only change code below this line
const failureItems = [];
// Only change code above this line
return failureItems;
}
const failuresList = makeList(result.failure);
```
# --solutions--
```js
const result = {
success: ["max-length", "no-amd", "prefer-arrow-functions"],
failure: ["no-var", "var-on-top", "linebreak"],
skipped: ["no-extra-semi", "no-dup-keys"]
};
function makeList(arr) {
return arr.map(val => `<li class="text-warning">${val}</li>`);
}
const failuresList = makeList(result.failure);
```

32
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/declare-a-read-only-variable-with-the-const-keyword.md
View File

@ -3,6 +3,7 @@ id: 587d7b87367417b2b2512b41
title: 用 const 关键字声明只读变量
challengeType: 1
forumTopicId: 301201
dashedName: declare-a-read-only-variable-with-the-const-keyword
---
# --description--
@ -52,5 +53,36 @@ FAV_PET = "Dogs"; // returns error
assert(getUserInput('index').match(/console\.log\(\s*SENTENCE\s*\)\s*;?/g));
```
# --seed--
## --seed-contents--
```js
function printManyTimes(str) {
// Only change code below this line
var sentence = str + " is cool!";
for (var i = 0; i < str.length; i+=2) {
console.log(sentence);
}
// Only change code above this line
}
printManyTimes("freeCodeCamp");
```
# --solutions--
```js
function printManyTimes(str) {
const SENTENCE = str + " is cool!";
for (let i = 0; i < str.length; i+=2) {
console.log(SENTENCE);
}
}
printManyTimes("freeCodeCamp");
```

29
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/explore-differences-between-the-var-and-let-keywords.md
View File

@ -3,6 +3,7 @@ id: 587d7b87367417b2b2512b3f
title: 探索 var 和 let 关键字之间的差异
challengeType: 1
forumTopicId: 301202
dashedName: explore-differences-between-the-var-and-let-keywords
---
# --description--
@ -55,5 +56,33 @@ assert(catName === 'Oliver');
assert(quote === 'Oliver says Meow!');
```
# --seed--
## --seed-contents--
```js
var catName;
var quote;
function catTalk() {
"use strict";
catName = "Oliver";
quote = catName + " says Meow!";
}
catTalk();
```
# --solutions--
```js
let catName;
let quote;
function catTalk() {
'use strict';
catName = 'Oliver';
quote = catName + ' says Meow!';
}
catTalk();
```

40
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/handle-a-fulfilled-promise-with-then.md
View File

@ -3,6 +3,7 @@ id: 5cdafbd72913098997531681
title: 在 then 中处理 Promise 完成的情况
challengeType: 1
forumTopicId: 301203
dashedName: handle-a-fulfilled-promise-with-then
---
# --description--
@ -44,5 +45,44 @@ assert(
);
```
# --seed--
## --after-user-code--
```js
const resultIsParameter = /\.then\((function\(result\){|result|\(result\)=>)/.test(__helpers.removeWhiteSpace(code));
```
## --seed-contents--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer is set to true to represent a successful response from a server
let responseFromServer = true;
if(responseFromServer) {
resolve("We got the data");
} else {
reject("Data not received");
}
});
```
# --solutions--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer is set to true to represent a successful response from a server
let responseFromServer = true;
if(responseFromServer) {
resolve("We got the data");
} else {
reject("Data not received");
}
});
makeServerRequest.then(result => {
console.log(result);
});
```

48
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/handle-a-rejected-promise-with-catch.md
View File

@ -3,6 +3,7 @@ id: 5cdafbe72913098997531682
title: 在 catch 中处理 Promise 失败的情况
challengeType: 1
forumTopicId: 301204
dashedName: handle-a-rejected-promise-with-catch
---
# --description--
@ -46,5 +47,52 @@ assert(
);
```
# --seed--
## --after-user-code--
```js
const errorIsParameter = /\.catch\((function\(error\){|error|\(error\)=>)/.test(__helpers.removeWhiteSpace(code));
```
## --seed-contents--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer is set to false to represent an unsuccessful response from a server
let responseFromServer = false;
if(responseFromServer) {
resolve("We got the data");
} else {
reject("Data not received");
}
});
makeServerRequest.then(result => {
console.log(result);
});
```
# --solutions--
```js
const makeServerRequest = new Promise((resolve, reject) => {
// responseFromServer is set to false to represent an unsuccessful response from a server
let responseFromServer = false;
if(responseFromServer) {
resolve("We got the data");
} else {
reject("Data not received");
}
});
makeServerRequest.then(result => {
console.log(result);
});
makeServerRequest.catch(error => {
console.log(error);
});
```

17
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/import-a-default-export.md
View File

@ -3,6 +3,7 @@ id: 587d7b8d367417b2b2512b59
title: 导入一个默认的导出
challengeType: 1
forumTopicId: 301205
dashedName: import-a-default-export
---
# --description--
@ -29,5 +30,21 @@ import add from "./math_functions.js";
assert(code.match(/import\s+subtract\s+from\s+('|")\.\/math_functions\.js\1/g));
```
# --seed--
## --seed-contents--
```js
// Only change code above this line
subtract(7,4);
```
# --solutions--
```js
import subtract from "./math_functions.js";
subtract(7,4);
```

26
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/mutate-an-array-declared-with-const.md
View File

@ -3,6 +3,7 @@ id: 587d7b87367417b2b2512b42
title: 改变一个用 const 声明的数组
challengeType: 1
forumTopicId: 301206
dashedName: mutate-an-array-declared-with-const
---
# --description--
@ -58,5 +59,30 @@ console.log(s); // returns [5, 6, 45]
assert.deepEqual(s, [2, 5, 7]);
```
# --seed--
## --seed-contents--
```js
const s = [5, 7, 2];
function editInPlace() {
// Only change code below this line
// Using s = [2, 5, 7] would be invalid
// Only change code above this line
}
editInPlace();
```
# --solutions--
```js
const s = [5, 7, 2];
function editInPlace() {
s[0] = 2;
s[1] = 5;
s[2] = 7;
}
editInPlace();
```

40
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/prevent-object-mutation.md
View File

@ -3,6 +3,7 @@ id: 598f48a36c8c40764b4e52b3
title: 防止对象改变
challengeType: 1
forumTopicId: 301207
dashedName: prevent-object-mutation
---
# --description--
@ -59,5 +60,44 @@ console.log(obj);
assert(PI === 3.14);
```
# --seed--
## --seed-contents--
```js
function freezeObj() {
const MATH_CONSTANTS = {
PI: 3.14
};
// Only change code below this line
// Only change code above this line
try {
MATH_CONSTANTS.PI = 99;
} catch(ex) {
console.log(ex);
}
return MATH_CONSTANTS.PI;
}
const PI = freezeObj();
```
# --solutions--
```js
function freezeObj() {
const MATH_CONSTANTS = {
PI: 3.14
};
Object.freeze(MATH_CONSTANTS);
try {
MATH_CONSTANTS.PI = 99;
} catch(ex) {
console.log(ex);
}
return MATH_CONSTANTS.PI;
}
const PI = freezeObj();
```

19
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/reuse-javascript-code-using-import.md
View File

@ -3,6 +3,7 @@ id: 587d7b8c367417b2b2512b55
title: 通过 import 复用 JavaScript 代码
challengeType: 1
forumTopicId: 301208
dashedName: reuse-javascript-code-using-import
---
# --description--
@ -47,5 +48,23 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
// Only change code above this line
uppercaseString("hello");
lowercaseString("WORLD!");
```
# --solutions--
```js
import { uppercaseString, lowercaseString } from './string_functions.js';
uppercaseString("hello");
lowercaseString("WORLD!");
```

14
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/set-default-parameters-for-your-functions.md
View File

@ -3,6 +3,7 @@ id: 587d7b88367417b2b2512b46
title: 设置函数的默认参数
challengeType: 1
forumTopicId: 301209
dashedName: set-default-parameters-for-your-functions
---
# --description--
@ -44,5 +45,18 @@ assert(increment(5) === 6);
assert(code.match(/value\s*=\s*1/g));
```
# --seed--
## --seed-contents--
```js
// Only change code below this line
const increment = (number, value) => number + value;
// Only change code above this line
```
# --solutions--
```js
const increment = (number, value = 1) => number + value;
```

19
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use--to-import-everything-from-a-file.md
View File

@ -3,6 +3,7 @@ id: 587d7b8c367417b2b2512b57
title: 用 * 从文件中导入所有内容
challengeType: 1
forumTopicId: 301210
dashedName: use--to-import-everything-from-a-file
---
# --description--
@ -36,5 +37,23 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
// Only change code above this line
stringFunctions.uppercaseString("hello");
stringFunctions.lowercaseString("WORLD!");
```
# --solutions--
```js
import * as stringFunctions from "./string_functions.js";
// add code above this line
stringFunctions.uppercaseString("hello");
stringFunctions.lowercaseString("WORLD!");
```

16
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-arrow-functions-to-write-concise-anonymous-functions.md
View File

@ -3,6 +3,7 @@ id: 587d7b87367417b2b2512b43
title: 使用箭头函数编写简洁的匿名函数
challengeType: 1
forumTopicId: 301211
dashedName: use-arrow-functions-to-write-concise-anonymous-functions
---
# --description--
@ -71,5 +72,20 @@ assert(magic().setHours(0, 0, 0, 0) === new Date().setHours(0, 0, 0, 0));
(getUserInput) => assert(!getUserInput('index').match(/function/g));
```
# --seed--
## --seed-contents--
```js
var magic = function() {
return new Date();
};
```
# --solutions--
```js
const magic = () => {
return new Date();
};
```

22
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-class-syntax-to-define-a-constructor-function.md
View File

@ -3,6 +3,7 @@ id: 587d7b8b367417b2b2512b53
title: 使用 class 语法定义构造函数
challengeType: 1
forumTopicId: 301212
dashedName: use-class-syntax-to-define-a-constructor-function
---
# --description--
@ -77,5 +78,26 @@ assert(() => {
assert(carrot.name == 'carrot');
```
# --seed--
## --seed-contents--
```js
// Only change code below this line
// Only change code above this line
const carrot = new Vegetable('carrot');
console.log(carrot.name); // Should display 'carrot'
```
# --solutions--
```js
class Vegetable {
constructor(name) {
this.name = name;
}
}
const carrot = new Vegetable('carrot');
```

14
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-assign-variables-from-arrays.md
View File

@ -3,6 +3,7 @@ id: 587d7b89367417b2b2512b4b
title: 使用解构赋值从数组中分配变量
challengeType: 1
forumTopicId: 301213
dashedName: use-destructuring-assignment-to-assign-variables-from-arrays
---
# --description--
@ -49,5 +50,18 @@ assert(b === 8);
assert(/\[\s*(\w)\s*,\s*(\w)\s*\]\s*=\s*\[\s*\2\s*,\s*\1\s*\]/g.test(code));
```
# --seed--
## --seed-contents--
```js
let a = 8, b = 6;
// Only change code below this line
```
# --solutions--
```js
let a = 8, b = 6;
[a, b] = [b, a];
```

29
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-assign-variables-from-nested-objects.md
View File

@ -3,6 +3,7 @@ id: 587d7b89367417b2b2512b4a
title: 使用解构赋值从嵌套对象中分配变量
challengeType: 1
forumTopicId: 301214
dashedName: use-destructuring-assignment-to-assign-variables-from-nested-objects
---
# --description--
@ -67,5 +68,33 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const LOCAL_FORECAST = {
yesterday: { low: 61, high: 75 },
today: { low: 64, high: 77 },
tomorrow: { low: 68, high: 80 }
};
// Only change code below this line
const lowToday = LOCAL_FORECAST.today.low;
const highToday = LOCAL_FORECAST.today.high;
// Only change code above this line
```
# --solutions--
```js
const LOCAL_FORECAST = {
yesterday: { low: 61, high: 75 },
today: { low: 64, high: 77 },
tomorrow: { low: 68, high: 80 }
};
const { today: { low: lowToday, high: highToday }} = LOCAL_FORECAST;
```

29
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-assign-variables-from-objects.md
View File

@ -3,6 +3,7 @@ id: 587d7b89367417b2b2512b49
title: 使用解构赋值从对象中分配变量
challengeType: 1
forumTopicId: 301215
dashedName: use-destructuring-assignment-to-assign-variables-from-objects
---
# --description--
@ -59,5 +60,33 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const HIGH_TEMPERATURES = {
yesterday: 75,
today: 77,
tomorrow: 80
};
// Only change code below this line
const highToday = HIGH_TEMPERATURES.today;
const highTomorrow = HIGH_TEMPERATURES.tomorrow;
// Only change code above this line
```
# --solutions--
```js
const HIGH_TEMPERATURES = {
yesterday: 75,
today: 77,
tomorrow: 80
};
const { today: highToday, tomorrow: highTomorrow } = HIGH_TEMPERATURES;
```

29
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-extract-values-from-objects.md
View File

@ -3,6 +3,7 @@ id: 5cfa550e84205a357704ccb6
title: 使用解构赋值来获取对象的值
challengeType: 1
forumTopicId: 301216
dashedName: use-destructuring-assignment-to-extract-values-from-objects
---
# --description--
@ -64,5 +65,33 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const HIGH_TEMPERATURES = {
yesterday: 75,
today: 77,
tomorrow: 80
};
// Only change code below this line
const today = HIGH_TEMPERATURES.today;
const tomorrow = HIGH_TEMPERATURES.tomorrow;
// Only change code above this line
```
# --solutions--
```js
const HIGH_TEMPERATURES = {
yesterday: 75,
today: 77,
tomorrow: 80
};
const { today, tomorrow } = HIGH_TEMPERATURES;
```

32
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-pass-an-object-as-a-functions-parameters.md
View File

@ -3,6 +3,7 @@ id: 587d7b8a367417b2b2512b4d
title: 使用解构赋值将对象作为函数的参数传递
challengeType: 1
forumTopicId: 301217
dashedName: use-destructuring-assignment-to-pass-an-object-as-a-functions-parameters
---
# --description--
@ -58,5 +59,36 @@ assert(code.replace(/\s/g, '').match(/half=\({\w+,\w+}\)/));
assert(!code.match(/stats\.max|stats\.min/));
```
# --seed--
## --seed-contents--
```js
const stats = {
max: 56.78,
standard_deviation: 4.34,
median: 34.54,
mode: 23.87,
min: -0.75,
average: 35.85
};
// Only change code below this line
const half = (stats) => (stats.max + stats.min) / 2.0;
// Only change code above this line
```
# --solutions--
```js
const stats = {
max: 56.78,
standard_deviation: 4.34,
median: 34.54,
mode: 23.87,
min: -0.75,
average: 35.85
};
const half = ( {max, min} ) => (max + min) / 2.0;
```

25
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-with-the-rest-parameter-to-reassign-array-elements.md
View File

@ -3,6 +3,8 @@ id: 587d7b8a367417b2b2512b4c
title: 使用解构赋值配合 rest 操作符来重新分配数组元素
challengeType: 1
forumTopicId: 301218
dashedName: >-
use-destructuring-assignment-with-the-rest-parameter-to-reassign-array-elements
---
# --description--
@ -45,5 +47,28 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const source = [1,2,3,4,5,6,7,8,9,10];
function removeFirstTwo(list) {
// Only change code below this line
const arr = list; // Change this line
// Only change code above this line
return arr;
}
const arr = removeFirstTwo(source);
```
# --solutions--
```js
const source = [1,2,3,4,5,6,7,8,9,10];
function removeFirstTwo(list) {
const [, , ...arr] = list;
return arr;
}
const arr = removeFirstTwo(source);
```

24
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-export-to-share-a-code-block.md
View File

@ -3,6 +3,7 @@ id: 587d7b8c367417b2b2512b56
title: 用 export 来重用代码块
challengeType: 1
forumTopicId: 301219
dashedName: use-export-to-share-a-code-block
---
# --description--
@ -57,5 +58,28 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
const uppercaseString = (string) => {
return string.toUpperCase();
}
const lowercaseString = (string) => {
return string.toLowerCase()
}
```
# --solutions--
```js
export const uppercaseString = (string) => {
return string.toUpperCase();
}
export const lowercaseString = (string) => {
return string.toLowerCase()
}
```

34
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-getters-and-setters-to-control-access-to-an-object.md
View File

@ -3,6 +3,7 @@ id: 587d7b8c367417b2b2512b54
title: 使用 getter 和 setter 来控制对象的访问
challengeType: 1
forumTopicId: 301220
dashedName: use-getters-and-setters-to-control-access-to-an-object
---
# --description--
@ -121,5 +122,38 @@ assert(
);
```
# --seed--
## --seed-contents--
```js
// Only change code below this line
// Only change code above this line
const thermos = new Thermostat(76); // Setting in Fahrenheit scale
let temp = thermos.temperature; // 24.44 in Celsius
thermos.temperature = 26;
temp = thermos.temperature; // 26 in Celsius
```
# --solutions--
```js
class Thermostat {
constructor(fahrenheit) {
this._tempInCelsius = 5/9 * (fahrenheit - 32);
}
get temperature(){
return this._tempInCelsius;
}
set temperature(newTemp){
this._tempInCelsius = newTemp;
}
}
const thermos = new Thermostat(76); // Setting in Fahrenheit scale
let temp = thermos.temperature; // 24.44 in Celsius
thermos.temperature = 26;
temp = thermos.temperature; // 26 in Celsius
```

17
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-the-rest-parameter-with-function-parameters.md
View File

@ -3,6 +3,7 @@ id: 587d7b88367417b2b2512b47
title: 将 rest 操作符与函数参数一起使用
challengeType: 1
forumTopicId: 301221
dashedName: use-the-rest-parameter-with-function-parameters
---
# --description--
@ -57,5 +58,21 @@ assert(sum() === 0);
assert(code.replace(/\s/g, '').match(/sum=\(\.\.\.args\)=>/));
```
# --seed--
## --seed-contents--
```js
const sum = (x, y, z) => {
const args = [x, y, z];
return args.reduce((a, b) => a + b, 0);
}
```
# --solutions--
```js
const sum = (...args) => {
return args.reduce((a, b) => a + b, 0);
}
```

20
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/use-the-spread-operator-to-evaluate-arrays-in-place.md
View File

@ -3,6 +3,7 @@ id: 587d7b89367417b2b2512b48
title: 使用 spread 运算符展开数组项
challengeType: 1
forumTopicId: 301222
dashedName: use-the-spread-operator-to-evaluate-arrays-in-place
---
# --description--
@ -56,5 +57,24 @@ assert((arr1, arr2) => {
});
```
# --seed--
## --seed-contents--
```js
const arr1 = ['JAN', 'FEB', 'MAR', 'APR', 'MAY'];
let arr2;
arr2 = []; // Change this line
console.log(arr2);
```
# --solutions--
```js
const arr1 = ['JAN', 'FEB', 'MAR', 'APR', 'MAY'];
let arr2;
arr2 = [...arr1];
```

20
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/write-arrow-functions-with-parameters.md
View File

@ -3,6 +3,7 @@ id: 587d7b88367417b2b2512b44
title: 编写带参数的箭头函数
challengeType: 1
forumTopicId: 301223
dashedName: write-arrow-functions-with-parameters
---
# --description--
@ -67,5 +68,24 @@ assert(() => {
(getUserInput) => assert(!getUserInput('index').match(/function/g));
```
# --seed--
## --seed-contents--
```js
var myConcat = function(arr1, arr2) {
return arr1.concat(arr2);
};
console.log(myConcat([1, 2], [3, 4, 5]));
```
# --solutions--
```js
const myConcat = (arr1, arr2) => {
return arr1.concat(arr2);
};
console.log(myConcat([1, 2], [3, 4, 5]));
```

27
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/write-concise-declarative-functions-with-es6.md
View File

@ -3,6 +3,7 @@ id: 587d7b8b367417b2b2512b50
title: 用 ES6 编写简洁的函数声明
challengeType: 1
forumTopicId: 301224
dashedName: write-concise-declarative-functions-with-es6
---
# --description--
@ -55,5 +56,31 @@ assert(
assert(new bicycle.setGear(48).gear === 48);
```
# --seed--
## --seed-contents--
```js
// Only change code below this line
const bicycle = {
gear: 2,
setGear: function(newGear) {
this.gear = newGear;
}
};
// Only change code above this line
bicycle.setGear(3);
console.log(bicycle.gear);
```
# --solutions--
```js
const bicycle = {
gear: 2,
setGear(newGear) {
this.gear = newGear;
}
};
bicycle.setGear(3);
```

26
curriculum/challenges/chinese/02-javascript-algorithms-and-data-structures/es6/write-concise-object-literal-declarations-using-object-property-shorthand.md
View File

@ -3,6 +3,7 @@ id: 587d7b8a367417b2b2512b4f
title: 使用简单字段编写简洁的对象字面量声明
challengeType: 1
forumTopicId: 301225
dashedName: write-concise-object-literal-declarations-using-object-property-shorthand
---
# --description--
@ -45,5 +46,30 @@ assert.deepEqual(
(getUserInput) => assert(!getUserInput('index').match(/:/g));
```
# --seed--
## --seed-contents--
```js
const createPerson = (name, age, gender) => {
// Only change code below this line
return {
name: name,
age: age,
gender: gender
};
// Only change code above this line
};
```
# --solutions--
```js
const createPerson = (name, age, gender) => {
return {
name,
age,
gender
};
};
```