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# init(identifier:displayName:supportedFamilies:)

Returns a new complication descriptor.

```
convenience init(identifier: String, displayName: String, supportedFamilies: [CLKComplicationFamily])
```

## Parameters

`identifier`

A string that uniquely identifies the descriptor.

`displayName`

A localized name that ClockKit shows to the user to identify complications from the descriptor.

`supportedFamilies`

The families that support this type of complication. Note that different descriptors can support different sets of families.

---

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