API Reference > geometry-core > Bspline > BSplineSurface3dQuery > numSpanUV numSpanUV Method Return the number of bezier spans in selected direction (0 for u, 1 for v) numSpanUV(select: UVSelect): number Parameter Type Description select UVSelect 0 for u, 1 for v Returns - number Defined in core/geometry/src/bspline/BSplineSurface.ts Line 131 Last Updated: 13 June, 2024