API Reference > geometry-core > ArraysAndInterfaces > Point3dArrayCarrier > distanceIndexIndex distanceIndexIndex Method Return distance between indicated points. Concrete classes may be able to implement this without creating a temporary. distanceIndexIndex(index0: number, index1: number): number | undefined Parameter Type Description index0 number first point index index1 number second point index Returns - number | undefined Defined in core/geometry/src/geometry3d/Point3dArrayCarrier.ts Line 228 Last Updated: 13 June, 2024