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# removeDuplicated

> Removes duplicates from an array of numbers or strings.

## Signature

```typescript path=null start=null theme={null}
removeDuplicated<T extends string | number>(arr: T[]): T[]
```

## Type Parameters

* **T** extends `string | number`

## Parameters

* **arr**: `T[]` - The array to remove duplicates from.

## Returns

`T[]` - A new array with duplicates removed.

## Source

Defined in [array.ts:6](https://github.com/koji/ichigyou/blob/main/src/array.ts#L6)