ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.Geometry Namespace / MultipointBuilderEx Class / InsertPoints Method / InsertPoints(Int32,IEnumerable<Coordinate3D>) Method
The index specifying where the points will be inserted. A negative value means that the points XY-values will be added to the end of the corresponding list. Otherwise, the value must be in the range [0, Coordinate2Ds.Count] inclusive.
The coordinates to insert.
Version

InsertPoints(Int32,IEnumerable<Coordinate3D>) Method
Insert a range of points at the specified index.
Syntax
public void InsertPoints( 
   int index,
   IEnumerable<Coordinate3D> coordinate3Ds
)

Parameters

index
The index specifying where the points will be inserted. A negative value means that the points XY-values will be added to the end of the corresponding list. Otherwise, the value must be in the range [0, Coordinate2Ds.Count] inclusive.
coordinate3Ds
The coordinates to insert.
Exceptions
ExceptionDescription
The input points enumeration is null.
The point index is > Coordinate2Ds.Count.
Remarks
The XY-values of the coordinates are inserted into the Coordinate2Ds list. If the builder property HasZ is true, then the Z-value of the coordinates are inserted into the Zs list.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also