ArcGIS Pro 2.6 API Reference Guide
Extent Property (LayoutView)

ArcGIS.Desktop.Layouts Namespace > LayoutView Class : Extent Property
Gets the current extent of the layout view.
Syntax
public Envelope Extent {get;}
Public ReadOnly Property Extent As Envelope
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

LayoutView Class
LayoutView Members