ArcGIS Pro 2.9 API Reference Guide
LayoutExtensions Class
Members 

ArcGIS.Desktop.Layouts Namespace : LayoutExtensions Class
Layout Extension methods.
Syntax
public static class LayoutExtensions 
Public MustInherit NotInheritable Class LayoutExtensions 
Inheritance Hierarchy

System.Object
   ArcGIS.Desktop.Layouts.LayoutExtensions

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

See Also

Reference

LayoutExtensions Members
ArcGIS.Desktop.Layouts Namespace