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CAD tip # 7266:

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	How to convert 2D polyline to 3D polyline?
	If you need - for some modeling operation - to change the type of the drawing object 2D LWPOLYLINE to 3D POLYLINE, you can use the simple utility CADstudio 2D3DPoly. The `2D3DPOLY` command changes the selected lightweight polyline to the 3D version of polyline without changing its geometry and appearance. You can download the 2D3Dpoly utility from www.cadstudio.cz/download

ACAD

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15.3.2010 19307×

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applies to: AutoCAD ·

See also:
Tip 11179:	Select objects in negative elevation or in a given 3D octant.
Tip 11074:	How to convert a 2D polyline to 3D or vice-versa?
Tip 11054:	Difference volume (3D solid) between two TIN surfaces (sets of coordinates)
Tip 10926:	Self-intersecting polylines and polylines with duplicate vertices.
Tip 10636:	The entity isn't planar to the World Coordinate System and can't be converted.

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CAD tip # 7266:

How to convert 2D polyline to 3D polyline?