ArcGIS Pro 2.6 API Reference Guide
AddAttachment Method (EditOperation)

ArcGIS.Desktop.Editing Namespace > EditOperation Class : AddAttachment Method
Overload List
OverloadDescription
Add an attachment to a row/feature with attachment support.  
Add an attachment to a row/feature with attachment support.  
Add an attachment to a row/feature with attachment support.  
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

EditOperation Class
EditOperation Members