ArcGIS Pro 2.7 API Reference Guide
SelectedItem Property (ComboBox)

ArcGIS.Desktop.Framework.Contracts Namespace > ComboBox Class : SelectedItem Property
Gets or sets the selected combo box item.
Syntax
public object SelectedItem {get; set;}
Public Property SelectedItem As Object
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

ComboBox Class
ComboBox Members