ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Core Namespace / ClipboardItem Class / Data Property

Data Property (ClipboardItem)
Gets and sets any additional item data
Syntax
public string Data {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.1 or higher.
See Also