API Reference > geometry-core > ArraysAndInterfaces > Point3dArrayCarrier > getPoint3dAtCheckedPointIndex getPoint3dAtCheckedPointIndex Method Access by index, returning strongly typed Point3d getPoint3dAtCheckedPointIndex(index: number, result?: Point3d): undefined | Point3d Parameter Type Description index number index of point within the array result Point3d caller-allocated destination Returns - undefined | Point3d undefined if the index is out of bounds Defined in geometry3d/Point3dArrayCarrier.ts Line 38 Last Updated: 11 June, 2024