API Reference > geometry-core > Curve > LineSegment3d > extendRange extendRange Method Extend a range to include the (optionally transformed) line segment extendRange(range: Range3d, transform?: Transform): void Parameter Type Description range Range3d range to extend transform Transform optional transform to apply to the end points Returns - void Defined in curve/LineSegment3d.ts Line 225 Last Updated: 12 June, 2024