API Reference > geometry-core > ArraysAndInterfaces > GrowableXYZArray > length length Accessor The number of points in use. When the length is increased, the array is padded with zeroes. get: number Returns - number Setter The number of points in use. When the length is increased, the array is padded with zeroes. set(newLength: number): void Parameter Type Description newLength number Returns - void Defined in core/geometry/src/geometry3d/GrowableXYZArray.ts Line 48 Last Updated: 15 June, 2021