# ApplicationPartAttribute.ApplicationPartAttribute(string)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.serialization.abstractions/orleans.applicationpartattribute/) | [Constructors](/orleans/docs/api/csharp/microsoft.orleans.serialization.abstractions/orleans.applicationpartattribute/constructors/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Serialization.Abstractions/Annotations.cs#L494-L497)

```csharp
public ApplicationPartAttribute(string assemblyName)
```

Initializes a new instance of [ApplicationPartAttribute](/orleans/docs/api/csharp/microsoft.orleans.serialization.abstractions/orleans.applicationpartattribute/).

### Parameters

- `assemblyName` (`string`): The assembly name.