# ModularParameterEventArgs class

Namespace: [Grasshopper2.Components](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.components.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
public sealed class ModularParameterEventArgs : EventArgs
```

## Constructors

- [ModularParameterEventArgs](https://developer.rhino3d.com/api/gh2/type/grasshopper2.components.modularparametereventargs/ctor.md)

## Properties

- [Index](https://developer.rhino3d.com/api/gh2/type/grasshopper2.components.modularparametereventargs/index.md): Gets the index of the parameter in question.
- [Parameter](https://developer.rhino3d.com/api/gh2/type/grasshopper2.components.modularparametereventargs/parameter.md): Gets whether the parameter is visible now.