ArcGIS Pro 2.7 API Reference Guide
MapMember Property (PopupContent)

ArcGIS.Desktop.Mapping Namespace > PopupContent Class : MapMember Property
Gets or sets the MapMember associated with the pop-up. Can be null if the pop-up is not tied to a specific MapMember.
Syntax
public MapMember MapMember {get; set;}
Public Property MapMember As MapMember
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

PopupContent Class
PopupContent Members