# HierarchyViewColumnDescriptor(string)

> Creates a new HierarchyViewColumnDescriptor.

## Definition

* **Type:** Constructor
* **Namespace:** [Unity.Hierarchy](/engine/6000.5/script-reference/unity/hierarchy.md)
* **Assembly:** UnityEngine.HierarchyModule

```csharp
public HierarchyViewColumnDescriptor(string columnId)
```

### Parameters

**** (\[string]\(https\://learn.microsoft.com/dotnet/api/system.string)): The unique identifier for this column descriptor.