ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / Layer Class / IsVisibleInView Method

IsVisibleInView Method
Overload List
OverloadDescription
Determines whether the layer is visible in the given map view  
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.4 or higher.
See Also