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---
id: a103376db3ba46b2d50db289
title: 短线连接格式
challengeType: 5
forumTopicId: 16078
---
# --description--
在这道题目中,我们需要写一个函数,把一个字符串转换为“短线连接格式”。短线连接格式的意思是,所有字母都是小写,且用`-`连接。比如,对于`Hello World`,应该转换为`hello-world`;对于`I love_Javascript-VeryMuch`,应该转换为`i-love-javascript-very-much`
如果你遇到了问题,请点击[帮助](https://forum.freecodecamp.one/t/topic/157)。
# --hints--
`spinalCase('This Is Spinal Tap')`应该返回`'this-is-spinal-tap'`
```js
assert.deepEqual(spinalCase('This Is Spinal Tap'), 'this-is-spinal-tap');
```
`spinalCase('thisIsSpinalTap')`应该返回`'this-is-spinal-tap'`
```js
assert.strictEqual(spinalCase('thisIsSpinalTap'), 'this-is-spinal-tap');
```
`spinalCase('The_Andy_Griffith_Show')`应该返回`'the-andy-griffith-show'`
```js
assert.strictEqual(
spinalCase('The_Andy_Griffith_Show'),
'the-andy-griffith-show'
);
```
`spinalCase('Teletubbies say Eh-oh')`应该返回`'teletubbies-say-eh-oh'`
```js
assert.strictEqual(
spinalCase('Teletubbies say Eh-oh'),
'teletubbies-say-eh-oh'
);
```
`spinalCase('AllThe-small Things')`应该返回`'all-the-small-things'`
```js
assert.strictEqual(spinalCase('AllThe-small Things'), 'all-the-small-things');
```
# --solutions--