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# CLKSimpleGaugeProviderFillFractionEmpty

A fill value indicating an empty gauge.

```
let CLKSimpleGaugeProviderFillFractionEmpty: Float
```

## Discussion

For [`CLKGaugeProviderStyle.ring`](/documentation/ClockKit/CLKGaugeProviderStyle/ring) style gauges, the [`CLKSimpleGaugeProviderFillFractionEmpty`](/documentation/ClockKit/CLKSimpleGaugeProviderFillFractionEmpty) value hides the ring, while setting a `0.0` fill value still shows the ring.

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