30-seconds-of-code/snippets/last.md

A collection of useful JavaScript snippets.

### last

Returns the last element in an array.

Use `arr.length - 1` to compute the index of the last element of the given array and returning it.

```js
const last = arr => arr[arr.length - 1];
```

```js
last([1, 2, 3]); // 3
```