ArcGIS Pro 2.8 API Reference Guide
MainlineValues Property

ArcGIS.Core.Data.UtilityNetwork.NetworkDiagrams Namespace > RelativeMainlineDiagramLayoutParameters Class : MainlineValues Property
The TypeAttributeName values that identify the main lines.
Syntax
public string[] MainlineValues {get; set;}
Public Property MainlineValues As String()
Remarks
When such values exist, they must be the same for any edge that composes the main lines (which could come from multiple utility network feature classes).
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

RelativeMainlineDiagramLayoutParameters Class
RelativeMainlineDiagramLayoutParameters Members