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2017-12-27 08:22:09 +00:00
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@ -798,9 +798,9 @@ const sample = arr => arr[Math.floor(Math.random() * arr.length)];
### 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
const shuffle = ([...arr]) => {
@ -811,7 +811,9 @@ const shuffle = ([...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]
```
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