> For the complete documentation index, see [llms.txt](https://docs.yarnspinner.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yarnspinner.dev/api/csharp/yarn/yarn.functiontype/yarn.functiontype.parameters.md).

# Parameters

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

## Summary

Gets the list of the parameter types that this function is called with.

```csharp
public List<IType> Parameters { get; }
```

## Remarks

The length of this list also determines the number of parameters this function accepts (also known as the function's *arity* ).