# Sandbox.AssetTypeAttribute.FindTypeByExtension

```csharp
static TypeDescription FindTypeByExtension(string extension)
```

Find a resource type by its extension. The extension should have no period.

### Parameters

- `extension` (`string`)

### Returns

`TypeDescription`

Declared in [Sandbox.AssetTypeAttribute](/api/Sandbox.AssetTypeAttribute).
Assembly: `Sandbox.Engine`.