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10 changes: 10 additions & 0 deletions docs/formatters/numbers-and-strings.md
Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,16 @@ echo $faker->randomElement(['a', 'b', 'c', 'd', 'e']);
// 'c'
```

## `randomKey`

Returns a random key from the given array.

```php
echo $faker->randomKey(['a' => 1, 'b' => 2, 'c' => 3]);

// 'b'
```

## `shuffle`

Returns a shuffled version of either an array or string.
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