ArcGIS Pro 2.6 API Reference Guide
ContentID Property

ArcGIS.Desktop.Framework.Contracts Namespace > Pane Class : ContentID Property
Allows derived classes to provide a unique identifier for the Pane. The DAML ID is returned by default.
Syntax
public virtual string ContentID {get;}
Public Overridable ReadOnly Property ContentID As String
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

Pane Class
Pane Members