---
id: fast-foundation.delegatesariabutton
title: DelegatesARIAButton class
hide_title: true
---
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[@microsoft/fast-foundation](./fast-foundation.md) &gt; [DelegatesARIAButton](./fast-foundation.delegatesariabutton.md)

## DelegatesARIAButton class

Includes ARIA states and properties relating to the ARIA button role

<b>Signature:</b>

```typescript
export declare class DelegatesARIAButton 
```

## Properties

|  Property | Modifiers | Type | Description |
|  --- | --- | --- | --- |
|  [ariaExpanded](./fast-foundation.delegatesariabutton.ariaexpanded.md) |  | "true" \| "false" \| string \| null | See [https://www.w3.org/WAI/PF/aria/roles\#button](https://www.w3.org/WAI/PF/aria/roles#button) for more information |
|  [ariaPressed](./fast-foundation.delegatesariabutton.ariapressed.md) |  | "true" \| "false" \| "mixed" \| string \| null | See [https://www.w3.org/WAI/PF/aria/roles\#button](https://www.w3.org/WAI/PF/aria/roles#button) for more information |
