@extra-array/flatten.min

Flattens nested array to given depth.

> This is part of package [extra-array].

[extra-array]: https://www.npmjs.com/package/extra-array

> This is browserified, minified version of [@extra-array/flatten].

> It is exported as global variable array_flatten.

> CDN: [unpkg], [jsDelivr].

[@extra-array/flatten]: https://www.npmjs.com/package/@extra-array/flatten
[unpkg]: https://unpkg.com/@extra-array/flatten.min
[jsDelivr]: https://cdn.jsdelivr.net/npm/@extra-array/flatten.min

``javascript
array.flatten(x, [dep]);
// x: a nested array
// dep: maximum depth (-1)
// --> flattened
`

`javascript
const array = require('extra-array');

var x = [[1, 2], [3, [4, [5]]]];
array.flatten(x);
// [1, 2, 3, 4, 5]

array.flatten(x, 1);
// [1, 2, 3, [4, [5]]]

array.flatten(x, 2);
// [1, 2, 3, 4, [5]]
``

$3

- Array.prototype.flat(): MDN web docs
- _.flatten(): lodash