ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMAttachmentFrame Class / SortOrder Property

SortOrder Property (CIMAttachmentFrame)
Gets or sets sort order of image attachments.
Syntax
public FieldSortInfo SortOrder {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.5 or higher.
See Also