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# contentType

The content type of the part, as a Uniform Type Identifier.

```
var contentType: UTType?
```

## Discussion

Most MMS clients support the following content types:

- `text/x-vcalendar`
- `text/vcalendar`
- `text/x-calendar`
- `text/calendar`
- `text/x-vlocation`
- `text/x-location`
- `text/x-vcard`
- `text/vcard`
- `text/plain`
- `image/jpg`
- `image/bmp`
- `image/x-bmp`
- `image/png`
- `image/gif`
- `audio/x-aac`
- `audio/aac`
- `video/3gp`
- `video/3gp`

You can also use custom content types, such as a <doc://com.apple.documentation/documentation/UniformTypeIdentifiers/UTType-swift.struct> based on a custom MIME type.

---

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