ArcGIS Pro 3.3 API Reference Guide
ArcGIS.Core.Geometry Namespace / MultipartBuilderEx Class / InsertPart Method / InsertPart(Int32,IEnumerable<Coordinate3D>) Method
The index before which the part will be inserted. Must be less than or equal to PartCount. Specify -1 or (PartCount) to insert the part at the end of the Parts list.
An enumeration of coordinates.

In This Topic
    InsertPart(Int32,IEnumerable<Coordinate3D>) Method
    In This Topic
    Inserts a part constructed from the enumeration of coordinates. The part will be inserted into the Parts list.
    Syntax
    Public Overloads Sub InsertPart( _
       ByVal beforePartIndex As Integer, _
       ByVal coordinates As IEnumerable(Of Coordinate3D) _
    ) 

    Parameters

    beforePartIndex
    The index before which the part will be inserted. Must be less than or equal to PartCount. Specify -1 or (PartCount) to insert the part at the end of the Parts list.
    coordinates
    An enumeration of coordinates.
    Exceptions
    Remarks
    Line segments are constructed from the coordinates.
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also