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 Last Updated: 11 June, 2024