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# YarnParameterAttribute

Attribute in [Yarn.Unity](/2.4/api/csharp/yarn.unity.md)

Inherits from `System.Attribute`

## Summary

Yarn parameter.

```csharp
public class YarnParameterAttribute : Attribute
```

## Properties

| Name                                                                                                                   | Description                             |
| ---------------------------------------------------------------------------------------------------------------------- | --------------------------------------- |
| [Injector](/2.4/api/csharp/yarn.unity/yarn.unity.yarnparameterattribute/yarn.unity.yarnparameterattribute.injector.md) | The custom injector for this parameter. |