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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
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    About ASCII DXF Files

    This section describes the format of ASCII DXF files. It contains information that is needed only if you write your own programs to process DXF files or work with entity information obtained by AutoLISP ® and ObjectARX ® applications.

    Topics in this section
    • 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

    Related Reference

    • About Drawing Interchange File Formats (DXF)
    • 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

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