---
id: fast-foundation.foundationelementdefinition.attributes
title: FoundationElementDefinition.attributes property
hide_title: true
---
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[@microsoft/fast-foundation](./fast-foundation.md) &gt; [FoundationElementDefinition](./fast-foundation.foundationelementdefinition.md) &gt; [attributes](./fast-foundation.foundationelementdefinition.attributes.md)

## FoundationElementDefinition.attributes property

The custom attributes of the custom element.

<b>Signature:</b>

```typescript
readonly attributes?: EagerOrLazyFoundationOption<(AttributeConfiguration | string)[], this>;
```