# IndexModifier enum

Namespace: [Grasshopper2.Parameters.Standard](https://developer.rhino3d.com/api/gh2/namespace/grasshopper2.parameters.standard.md) · Assembly: [Grasshopper2](https://developer.rhino3d.com/api/gh2/assembly/grasshopper2.md)

```cs
public enum IndexModifier
```

Enumerates the possible modifiers for integer indices.

## Values

| Name | Value | Description |
| --- | --- | --- |
| None | 0 | No modification. If the index is out of range, an error will result. |
| Clip | 1 | Clipping. If the index is out of range, it will be limited to the nearest valid index. |
| Wrap | 2 | Wrapping. If the index is out of range, it will be modded into the valid range of indices. |
| Ping | 3 | Pinging. If the index is out of range, it will be alternate-modded into the valid range. |