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# timeToTarget

A duration in which the engine fades the settings from their original value to their new value.

```
var timeToTarget: Double { get }
```

## Discussion

This property determines the speed of activation when the app calls [`activate()`](/documentation/PHASE/PHASEGroupPreset/activate()). The framework scales the value by [`unitsPerSecond`](/documentation/PHASE/PHASEEngine/unitsPerSecond).

---

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