# ApiVersionAttribute Constructor

## Overloads

| [ApiVersionAttribute(ApiVersion, Object)](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.ApiVersionAttribute.-ctor.htm#PIX_ApiVersionAttribute__ctor_PIX_ApiVersion_System_Object_) |  |  |
| --- | --- | --- |

[](https://help.qlik.com/en-US/qlikview-developer/Subsystems/QMSAPIref/Content/PIX.ApiVersionAttribute.-ctor.htm) [](https://help.qlik.com/en-US/qlikview-developer/Subsystems/QMSAPIref/Content/PIX.ApiVersionAttribute.-ctor.htm)

## ApiVersionAttribute(ApiVersion, Object)

### Declaration

```

          public ApiVersionAttribute(ApiVersion version, object legacyValue)
    
  
```

### Parameters

| Type | Name | Description |
| --- | --- | --- |
| [ApiVersion](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.ApiVersion.htm) | version |  |
| System.Object | legacyValue |  |