Introduction.

This is a collection of variables with their group code that could appear in a DXF HEADER section.

Table: HEADER variables.

Variable Group
code
Version
introduction
Modified in Read Write
$3DDWFPREC 40 DXF 2007² Never
$ACADMAINTVER 70 DXF R14 Never
$ACADVER 1 DXF R10¹ Modified in all DXF versions
$ANGBASE 50 DXF R10¹ Never
$ANGDIR 70 DXF R10¹ Never
$ATTDIA 70 DXF R10¹ Removed since DXF R15
$ATTMODE 70 DXF R10¹ Never
$ATTREQ 70 DXF R10¹ Removed since DXF R15
$AUNITS 70 DXF R10¹ Never
$AUPREC 70 DXF R10¹ Never
$AXISMODE 70 DXF R10¹ Removed since DXF R13
$AXISUNIT 10,
20
DXF R10¹ Removed since DXF R13
$BLIPMODE 70 DXF R10¹ Removed since DXF R15
$CECOLOR 62 DXF R10¹ Never
$CELTSCALE 40 DXF R13 Never
$CELTYPE 6 DXF R10¹ Never
$CELWEIGHT 370 DXF R15 Never
$CPSNID 390 DXF R15 Removed since DXF 2004
$CEPSNID 390 DXF 2004 Never
$CEPSNTYPE 380 DXF R15 Never
$CHAMFERA 40 DXF R10¹ Never
$CHAMFERB 40 DXF R10¹ Never
$CHAMFERC 40 DXF R14 Never
$CHAMFERD 40 DXF R14 Never
$CLAYER 8 DXF R10¹ Never
$CMLJUST 70 DXF R13 Never
$CMLSCALE 40 DXF R13 Never
$CMLSTYLE 7 (R13)
2 (R14)
DXF R13 DXF R14
$COORDS 70 DXF R10¹ Removed since DXF R15
$CSHADOW 280 DXF 2007 Never
$DELOBJ 70 DXF R13 Removed since DXF R15
$DGNFRAME 280 DXF 2007² Never
$DIMADEC 70 DXF R15 Never
$DIMALT 70 DXF R10¹ Never
$DIMALTD 70 DXF R10¹ Never
$DIMALTF 40 DXF R10¹ Never
$DIMALTRND 40 DXF R15 Never
$DIMALTTD 70 DXF R13 Never
$DIMALTTZ 70 DXF R13 Never
$DIMALTU 70 DXF R13 Never
$DIMALTZ 70 DXF R13 Never
$DIMAPOST 1 DXF R10¹ Never
$DIMASO 70 DXF R10¹ Never
$DIMASSOC 280 DXF 2004 Never
$DIMASZ 40 DXF R10¹ Never
$DIMATFIT 70 DXF R15 Never
$DIMAUNIT 70 DXF R13 Never
$DIMAZIN 70 DXF R15 Never
$DIMBLK 2 (R10)
1 (R14)
DXF R10¹ DXF R14
$DIMBLK1 1 DXF R10¹ Never
$DIMBLK2 1 DXF R10¹ Never
$DIMCEN 40 DXF R10¹ Never
$DIMCLRD 70 DXF R12 Never
$DIMCLRE 70 DXF R12 Never
$DIMCLRT 70 DXF R12 Never
$DIMDEC 70 DXF R13 Never
$DIMDLE 40 DXF R10¹ Never
$DIMDLI 40 DXF R10¹ Never
$DIMDSEP 70 DXF R15 Never
$DIMEXE 40 DXF R10¹ Never
$DIMEXO 40 DXF R10¹ Never
$DIMFAC 40 DXF R15 Never
$DIMFIT 70 DXF R13 Removed since DXF R15
$DIMGAP 40 DXF R12 Never
$DIMJUST 70 DXF R13 Never
$DIMLDRBLK 1 DXF R15 Never
$DIMLFAC 40 DXF R10¹ Never
$DIMLIM 70 DXF R10¹ Never
$DIMLUNIT 70 DXF R15 Never
$DIMLWD 70 DXF R15 Never
$DIMLWE 70 DXF R15 Never
$DIMPOST 1 DXF R10¹ Never
$DIMRND 40 DXF R10¹ Never
$DIMSAH 70 DXF R10¹ Never
$DIMSCALE 40 DXF R10¹ Never
$DIMSD1 70 DXF R13 Never
$DIMSD2 70 DXF R13 Never
$DIMSE1 70 DXF R10¹ Never
$DIMSE2 70 DXF R10¹ Never
$DIMSHO 70 DXF R10¹ Never
$DIMSOXD 70 DXF R10¹ Never
$DIMSTYLE 2 DXF R12 Never
$DIMTAD 70 DXF R10¹ Never
$DIMTDEC 70 DXF R13 Never
$DIMTFAC 40 DXF R12 Never
$DIMTIH 70 DXF R10¹ Never
$DIMTIX 70 DXF R10¹ Never
$DIMTM 40 DXF R10¹ Never
$DIMTMOVE 70 DXF R15 Never
$DIMTOFL 70 DXF R10¹ Never
$DIMTOH 70 DXF R10¹ Never
$DIMTOL 70 DXF R10¹ Never
$DIMTOLJ 70 DXF R13 Never
$DIMTP 40 DXF R10¹ Never
$DIMTSZ 40 DXF R10¹ Never
$DIMTVP 40 DXF R10¹ Never
$DIMTXSTY 70 (R13)
7 (R14)
DXF R13 DXF R14
$DIMTXT 40 DXF R10¹ Never
$DIMTZIN 70 DXF R13 Never
$DIMUNIT 70 DXF R13 Removed since DXF R15
$DIMUPT 70 DXF R13 Never
$DIMZIN 70 DXF R10¹ Never
$DISPSILH 70 DXF R13 Never
$DRAGMODE 70 DXF R10¹ Removed since DXF R15
$DRAGVS 349 DXF 2007 Never
$DWFFRAME 280 DXF 2007² Never
$DWGCODEPAGE 70 (R12)
3 (R13)
DXF R12 DXF R13
$ELEVATION 40 DXF R10¹ Never
$ENDCAPS 280 DXF R15 Never
$EXTMAX 10,
20,
30
DXF R10¹ Never
$EXTMIN 10,
20,
30
DXF R10¹ Never
$EXTNAMES 290 DXF R15 Never
$FILLETRAD 40 DXF R10¹ Never
$FILLMODE 70 DXF R10¹ Never
$HANDLING 70 DXF R14 Never
$FLATLAND 70 DXF R10¹ Removed since DXF R12
$FINGERPRINTGUID 2 DXF R15 Never
$HALOGAP 280 DXF 2004 Never
$HANDLING 70 DXF R10¹
DXF R14
Removed in DXF R13,
Removed since DXF R15
$HANDSEED 5 DXF R10¹ Never
$HIDETEXT 290 DXF 2004 Never
$HYPERLINKBASE 1 DXF R15 Never
$INDEXCTL 280 DXF 2004 Never
$INSBASE 10,
20,
30
DXF R10¹ Never
$INSUNITS 70 DXF R15 Never
$INTERFERECOLOR 62 DXF 2007 Never
$INTERFEREOBJVS 345 DXF 2007 Never
$INTERFEREVPVS 346 DXF 2007 Never
$INTERSECTIONCOLOR 70 DXF 2004 Never
$INTERSECTIONDISPLAY 290 DXF 2004 Never
$JOINSTYLE 280 DXF R15 Never
$LASTSAVEDBY 1 DXF 2004² Never
$LIMCHECK 70 DXF R10¹ Never
$LIMMAX 10,
20
DXF R10¹ Never
$LIMMIN 10,
20
DXF R10¹ Never
$LTSCALE 40 DXF R10¹ Never
$LUNITS 70 DXF R10¹ Never
$LUPREC 70 DXF R10¹ Never
$LWDISPLAY 290 DXF R15 Never
$MAXACTVP 70 DXF R12 Never
$MEASUREMENT 70 DXF R14 Never
$MENU 1 DXF R10¹ Never
$MIRRTEXT 70 DXF R10¹ Never
$OBSCOLOR 70 DXF 2004 Never
$OBSLTYPE 280 DXF 2004 Never
$ORTHOMODE 70 DXF R10¹ Never
$OSMODE 70 DXF R10¹ Removed since DXF R15
$PDMODE 70 DXF R10¹ Never
$PDSIZE 40 DXF R10¹ Never
$PELEVATION 40 DXF R12 Never
$PEXTMAX 10,
20,
30
DXF R12 Never
$PEXTMIN 10,
20,
30
DXF R12 Never
$PICKSTYLE 70 DXF R13 Removed since DXF R15
$PINSBASE 10,
20,
30
DXF R14 Never
$PLIMCHECK 70 DXF R12 Never
$PLIMMAX 10,
20
DXF R12 Never
$PLIMMIN 10,
20
DXF R12 Never
$PLINEGEN 70 DXF R12 Never
$PLINEWID 40 DXF R10¹ Never
$PROJECTNAME 1 DXF 2004 Never
$PROXYGRAPHICS 70 DXF R14 Never
$PSLTSCALE 70 DXF R12 Never
$PSTYLEMODE 290 DXF R15 Never
$PSVPSCALE 40 DXF R15 Never
$PUCSBASE 2 DXF R15 Never
$PUCSNAME 2 DXF R12 Never
$PUCSORG 10,
20,
30
DXF R12 Never
$PUCSORGBACK 10,
20,
30
DXF R15 Never
$PUCSORGBOTTOM 10,
20,
30
DXF R15 Never
$PUCSORGFRONT 10,
20,
30
DXF R15 Never
$PUCSORGLEFT 10,
20,
30
DXF R15 Never
$PUCSORGRIGHT 10,
20,
30
DXF R15 Never
$PUCSORGTOP 10,
20,
30
DXF R15 Never
$PUCSORTHOREF 2 DXF R15 Never
$PUCSORTHOVIEW 70 DXF R15 Never
$PUCSXDIR 10,
20,
30
DXF R12 Never
$PUCSYDIR 10,
20,
30
DXF R12 Never
$QTEXTMODE 70 DXF R10¹ Never
$REGENMODE 70 DXF R10¹ Never
$SHADEDGE 70 DXF R12 Never
$SHADEDIF 70 DXF R12 Never
$SHADOWPLANELOCATION 40 DXF 2007 Never
$SKETCHINC 40 DXF R10¹ Never
$SKPOLY 70 DXF R10¹ Never
$SORTENTS 280 DXF 2004 Never
$SPLFRAME 70 DXF R10¹ Removed since DXF 2011
$SPLINESEGS 70 DXF R10¹ Never
$SPLINETYPE 70 DXF R10¹ Never
$SURFTAB1 70 DXF R10¹ Never
$SURFTAB2 70 DXF R10¹ Never
$SURFTYPE 70 DXF R10¹ Never
$SURFU 70 DXF R10¹ Never
$SURFV 70 DXF R10¹ Never
$TDCREATE 40 DXF R10¹ Never
$TDINDWG 40 DXF R10¹ Never
$TDUCREATE 40 DXF R15 Never
$TDUPDATE 40 DXF R10¹ Never
$TDUSRTIMER 40 DXF R10¹ Never
$TDUUPDATE 40 DXF R15 Never
$TEXTSIZE 40 DXF R10¹ Never
$TEXTSTYLE 7 DXF R10¹ Never
$THICKNESS 40 DXF R10¹ Never
$TILEMODE 70 DXF R12 Never
$TRACEWID 40 DXF R10¹ Never
$TREEDEPTH 70 DXF R14 Never
$UCSBASE 2 DXF R15 Never
$UCSNAME 1 (R10)
2 (R12)
DXF R10¹ DXF R12
$UCSORG 10,
20,
30
DXF R10¹ Never
$UCSORGBACK 10,
20,
30
DXF R15 Never
$UCSORGBOTTOM 10,
20,
30
DXF R15 Never
$UCSORGFRONT 10,
20,
30
DXF R15 Never
$UCSORGLEFT 10,
20,
30
DXF R15 Never
$UCSORGRIGHT 10,
20,
30
DXF R15 Never
$UCSORGTOP 10,
20,
30
DXF R15 Never
$UCSORTHOREF 2 DXF R15 Never
$UCSORTHOVIEW 70 DXF R15 Never
$UCSXDIR 10,
20,
30
DXF R10¹ Never
$UCSYDIR 10,
20,
30
DXF R10¹ Never
$UNITMODE 70 DXF R12 Never
$USERI1 - 5 70 DXF R10¹ Never
$USERR1 - 5 40 DXF R10¹ Never
$USRTIMER 70 DXF R10¹ Never
$VERSIONGUID 2 DXF R15 Never
$VISRETAIN 70 DXF R12 Never
$WORLDVIEW 70 DXF R10¹ Never
$XCLIPFRAME 290 DXF 2004 Never
$XEDIT 290 DXF R15 Never

Note:

  1. No information before DXF R10
  2. Isn't mentioned in the official DXF reference, but appear in the DXF file



Table: Revised VPORT Header Variables.

Variable Group
code
Version
introduction
Modified in Read Write
$FASTZOOM 70 DXF R10¹ DXF R11²
$GRIDMODE 70 DXF R10¹ DXF R11²
$GRIDUNIT 10,
20
DXF R10¹ DXF R11²
$SNAPANG 50 DXF R10¹ DXF R11²
$SNAPBASE 10,
20
DXF R10¹ DXF R11²
$SNAPISOPAIR 70 DXF R10¹ DXF R11²
$SNAPMODE 70 DXF R10¹ DXF R11²
$SNAPSTYLE 70 DXF R10¹ DXF R11²
$SNAPUNIT 10,
20
DXF R10¹ DXF R11²
$VIEWCTR 10,
20
DXF R10¹ DXF R11²
$VIEWDIR 10,
20,
30
DXF R10¹ DXF R11²
$VIEWSIZE 40 DXF R10¹ DXF R11²

Note:

  1. No information before DXF R10, however isn't mentioned in the official DXF reference
  2. Since R11 have independent settings for each active viewport