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# INMessageAttribute

Constants that indicate an attribute of a message.

```
enum INMessageAttribute
```

## Topics

### Constants

[`INMessageAttribute.unknown`](/documentation/Intents/INMessageAttribute/unknown)

No known attribute.

[`INMessageAttribute.read`](/documentation/Intents/INMessageAttribute/read)

The message is marked as read.

[`INMessageAttribute.unread`](/documentation/Intents/INMessageAttribute/unread)

The message is marked as unread.

[`INMessageAttribute.flagged`](/documentation/Intents/INMessageAttribute/flagged)

The message has been flagged.

[`INMessageAttribute.unflagged`](/documentation/Intents/INMessageAttribute/unflagged)

The message has not been flagged.

[`INMessageAttribute.played`](/documentation/Intents/INMessageAttribute/played)

The message has been played.


---

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