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# conversationIdentifiersOperator

The operator that defines how to use the conversation identifiers in the search criteria.

```
var conversationIdentifiersOperator: INConditionalOperator { get }
```

## Discussion

This property indicates whether the message must contain all, some, or none of the conversation identifiers listed in the [`conversationIdentifiers`](/documentation/Intents/INSearchForMessagesIntent/conversationIdentifiers) property.

---

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