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# VariadicParameterType

Property in [FunctionType](/api/csharp/yarn/yarn.functiontype.md)

## Summary

Gets the type of value that this type of function accepts as a variadic parameter.

```csharp
public IType? VariadicParameterType { get; internal set; }
```

## Remarks

This value is `null` if this type of function does not accept variadic parameters.