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AutoCAD 2025 Developer and ObjectARX
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    About Advanced DXF Issues (DXF)

    Several advanced concepts are related to DXF™ group codes.

    Related Reference

    • About Database Objects (DXF)
    • Persistent Inter-Object Reference Handles (DXF)
    • Subclass Markers (DXF)
    • About Extension Dictionary and Persistent Reactors (DXF)
    • About Extended Data (DXF)
    • Object Coordinate Systems (OCS) in DXF
    • About Arbitrary Axis Algorithm (DXF)

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