API Reference > geometry-core > Curve > LineString3d > fractions fractions AccessorReadOnly Return array of fraction parameters. These Are only present during certain constructions such as faceting. When present, these fractions are fractions of some other curve being stroked, and are NOT related to the linestring fraction parameters. get: GrowableFloat64Array | undefined Returns - GrowableFloat64Array | undefined Defined in core/geometry/src/curve/LineString3d.ts Line 115 Last Updated: 15 June, 2021