• Help Home
  • English (US)
    1. English (US)
    2. 简体中文
    3. 繁體中文
    4. Čeština
    5. Deutsch
    6. English (UK)
    7. Español
    8. Français
    9. Magyar
    10. Italiano
    11. 日本語
    12. 한국어
    13. Polski
    14. Português (Brasil)
    15. Русский
AutoCAD 2025 Developer and ObjectARX
    • Customization and Administration Guides
    • DXF Reference
      • DXF Format
      • Header Section
      • Classes Section
      • Tables Section
      • Blocks Section
      • Entities Section
      • Objects Section
      • THUMBNAILIMAGE Section
      • Drawing Interchange File Formats
        • About Drawing Interchange File Formats (DXF)
        • About ASCII DXF Files
          • About the General DXF File Structure (DXF)
          • About Group Codes in DXF Files (DXF)
          • Header Group Codes in DXF Files (DXF)
          • Class Group Codes in DXF Files (DXF)
          • Symbol Table Group Codes in DXF Files (DXF)
          • Blocks Group Codes in DXF Files (DXF)
          • Entity Group Codes in DXF Files (DXF)
          • Object Group Codes in DXF Files (DXF)
          • About Writing a DXF Interface Program
        • About Binary DXF Files (DXF)
        • Slide Files (DXF)
        • About Slide Library Files (DXF)
      • Advanced DXF Issues
    • AutoLISP and DCL
    • ActiveX and VBA
    • ObjectARX and Managed .NET
    • JavaScript
    • AutoCAD Core Console
    Share
    • Email
    • Facebook
    • Twitter
    • LinkedIn
     
     

    Header Group Codes in DXF Files (DXF)

    Applications can retrieve the values of these variables with the AutoLISP getvar function.

    The following is an example of the HEADER section of a DXF™ file:

    0

    SECTION

    2

    HEADER

    Beginning of HEADER section

    9

    $<variable>

    <group code>

    <value>

    Repeats for each header variable

    0

    ENDSEC

    End of HEADER section

    Parent topic: About ASCII DXF Files

    Related Reference

    • About ASCII DXF Files

    Was this information helpful?

    Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Please see the Autodesk Creative Commons FAQ for more information.

    • Privacy Statement
    • Legal Notices & Trademarks
    • Report Noncompliance
    • © 2025 Autodesk Inc. All rights reserved