| -api-id | P:Windows.Devices.Lights.Effects.LampArrayUpdateRequestedEventArgs.SinceStarted |
|---|---|
| -api-type | winrt property |
| ms.custom | RS5 |
Gets the time since the effect was started.
Time value of the time since the effect started.
Will always be 0 at the start of a playlist iteration.
:::row::: :::column:::
[LampArray sample](https://github.com/microsoft/Windows-universal-samples/tree/main/Samples/LampArray)
Demonstrates how to control RGB lighting of peripheral devices using the [**Windows.Devices.Lights**](/uwp/api/windows.devices.lights) and [**Windows.Devices.Lights.Effects**](/uwp/api/windows.devices.lights.effects) APIs.
:::column-end:::
:::column:::
[AutoRGB Sample](https://github.com/microsoft/Dynamic-Lighting-AutoRGB)
Demonstrates how to extract a single, representative color from a desktop screen and use it to illuminate LED lamps on a connected RGB device.
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:::row-end:::