> 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/2.1/api/csharp/yarn.compiler/yarn.compiler.declaration/yarn.compiler.declaration.isimplicit.md).

# IsImplicit

Property in [Declaration](/2.1/api/csharp/yarn.compiler/yarn.compiler.declaration.md)

## Summary

Get or sets a value indicating whether this Declaration was implicitly inferred from usage.

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