---
id: fast-element.capturetype
title: CaptureType interface
hide_title: true
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[@microsoft/fast-element](./fast-element.md) &gt; [CaptureType](./fast-element.capturetype.md)

## CaptureType interface

A marker interface used to capture types when interpolating Directive helpers into templates.

<b>Signature:</b>

```typescript
export interface CaptureType<TSource> 
```