---
id: fast-foundation.designtoken
title: DesignToken variable
hide_title: true
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[@microsoft/fast-foundation](./fast-foundation.md) &gt; [DesignToken](./fast-foundation.designtoken.md)

## DesignToken variable

Factory object for creating  instances.

<b>Signature:</b>

```typescript
DesignToken: Readonly<{
    create: typeof create;
    notifyConnection(element: HTMLElement): boolean;
    notifyDisconnection(element: HTMLElement): boolean;
    registerRoot(target?: HTMLElement | Document): void;
    unregisterRoot(target?: HTMLElement | Document): void;
}>
```