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# getParameter(handle:)

Returns the value of a parameter identified by a handle.

```
func getParameter(handle: MaterialParameters.Handle) -> MaterialParameters.Value?
```

## Parameters

`handle`

A handle previously returned by
[`parameterHandle(name:)`](/documentation/RealityKit/PortalMaterial/parameterHandle(name:)).

## Return Value

The current value of the parameter, or `nil` if the parameter
has no value set on this material.

---

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