ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Framework.Utilities Namespace / Broadcast Class / Unsubscribe Method

Unsubscribe Method (Broadcast)
Unregisters a previously registered subscription using the specified subscription id.
Syntax
public static void Unsubscribe( 
   ulong cookie
)

Parameters

cookie
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also