ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping.Events Namespace / MapViewRangeChangedEvent Class / Unsubscribe Method / Unsubscribe(SubscriptionToken) Method
The ArcGIS.Core.Events.SubscriptionToken returned when subscribing to the event.

Unsubscribe(SubscriptionToken) Method
Removes the subscriber matching the ArcGIS.Core.Events.SubscriptionToken.
Syntax
public static void Unsubscribe( 
   SubscriptionToken token
)

Parameters

token
The ArcGIS.Core.Events.SubscriptionToken returned when subscribing to the event.
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.3 or higher.
See Also