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# subscript(dynamicMember:)

Get or set attachment value as a property of this object.

```
subscript<ModePreference, Value>(dynamicMember keyPath: KeyPath<Keys.Type, CVAttachmentKeyDefinition<ModePreference, Value>>) -> Value? where ModePreference : CVAttachmentModePreference, Value : CVAttachmentValueRepresentable { get set }
```

---

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