---
id: fast-element.attributedefinition.owner
title: AttributeDefinition.Owner property
hide_title: true
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[@microsoft/fast-element](./fast-element.md) &gt; [AttributeDefinition](./fast-element.attributedefinition.md) &gt; [Owner](./fast-element.attributedefinition.owner.md)

## AttributeDefinition.Owner property

The class constructor that owns this attribute.

<b>Signature:</b>

```typescript
readonly Owner: Function;
```