### filterFalsy

Filters out the falsy values in an array.

Use `Array.prototype.filter()` to get an array containing only truthy values.

```js
const filterFalsy = arr => arr.filter(Boolean);
```

```js
filterFalsy(['', true, {}, false, 'sample', 1, 0]); // [true, {}, 'sample', 1]
```
