ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMMarkerPlacementAlongLineRandomSize Class / Seed Property

Seed Property (CIMMarkerPlacementAlongLineRandomSize)
Gets or sets the starting value for generating a random number. This random number is used by the Randomization property to determine the marker shape.
Syntax
public int Seed {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also