> For the complete documentation index, see [llms.txt](https://docs.yarnspinner.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yarnspinner.dev/3.1/api/csharp/yarn.compiler/yarn.compiler.declaration/yarn.compiler.declaration.isinlineexpansion.md).

# IsInlineExpansion

Property in [Declaration](/3.1/api/csharp/yarn.compiler/yarn.compiler.declaration.md)

## Summary

Gets a value indicating that this Declaration does not refer to a stored variable, and instead represents an inline-expanded expression (a 'smart variable').

```csharp
public bool IsInlineExpansion { get; internal set; }
```