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Merge pull request #363 from billmei/billmei-shuffle-pure-function

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Fix documentation for shuffle
This commit is contained in:
Angelos Chalaris
2017-12-27 10:20:44 +02:00
committed by GitHub
parent 339767fdc3 f8b740e09a
commit bfcf866c1b
1 changed files with 5 additions and 3 deletions
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8
snippets/shuffle.md
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@ -1,8 +1,8 @@
### shuffle ### shuffle
Randomizes the order of the values of an array, in place. Randomizes the order of the values of an array, returning a new array.
Uses the Fisher-Yates algoritm to reorder the elements of the array, based on the [Lodash implimentation](https://github.com/lodash/lodash/blob/b2ea6b1cd251796dcb5f9700c4911a7b6223920b/shuffle.js) Uses the Fisher-Yates algoritm to reorder the elements of the array, based on the [Lodash implementation](https://github.com/lodash/lodash/blob/b2ea6b1cd251796dcb5f9700c4911a7b6223920b/shuffle.js), but as a pure function.
```js ```js
const shuffle = ([...arr]) => { const shuffle = ([...arr]) => {
@ -13,5 +13,7 @@ const shuffle = ([...arr]) => {
} }
return arr; return arr;
}; };
// shuffle([1,2,3]) -> [2,3,1] // const foo = [1,2,3]
// shuffle(foo) -> [2,3,1]
// console.log(foo) -> [1,2,3]
``` ```