实体数据访问符号列表

Function	Symbol	Access Type	Data Type	Range
ALL OBJECT ATTRIBUTES	&ATTALL ({obj|PART|'name'})	RO	N	GTE 0
ATTRIBUTE TITLE	&ATTTL ({obj|PART|'name'}, seqno[,data_type])	RO	S	50 char.
ATTRIBUTE VALUE	&ATTVL ({obj|PART|'name'} ,'title' [,IFERR,label:] [,data_type])	RW	S	132 char.
OBJECT NAME	&NAME({obj|'name'})	RW	S	30 char.
FIND THE NTH OBJECT WITH THE GIVEN NAME	&ENAME(n,'name' [,IFERR,label:])	RO	O	30 char.
FIND THE PROTOTYPE OF THE INPUT OBJECT	&PROTO(obj)	RO	O
NAME DISPLAY LOCATION (X,Y,Z)	&ATDISL(obj)	RW	N(3)	+ infinity
NUMBER OF OBJECT ATTRIBUTES	&NATTR ({obj|PART|'name'}, [data_type])	RO	N	GT 0
ARC LENGTH SYMBOL Displayed Not displayed	&ALNSYM(obj) Yes No	RW	N	[1,2] =1 =2
ALL AROUND SYM DISP Displayed Not displayed	&ALLARN(obj) Yes No	RW	N	[1,2] =1 =2
ARROWHEAD DISPLAY DATA Arrowhead 1 type Arrowhead 2 type Filled arrowhead display Filled distance Included angle Dot diameter	&ARWDAT(obj,n)	RW	N	[1..6] =1 =2 =3 =4 =5 =6
LINE BETWEEN ARROWS Display Do not display	&LNARRW(obj) &YES &NO	RW C C	N N N	[1,2] =1 =2
CHARACTER PARAMETERS Character size Aspect ratio Space factor Line factor	&CHRDAT(obj,n)	RW	N	[1..4] =1 =2 =3 =4
RETURN EXPRESSION OF DIMENSION	&DRFEXP	RO	S	132 char
DRAFTING OBJECT ORIGIN	&ORIGIN(obj)	RW	N(3)	+ Infinity
NUMBER OF ASSOCIATED ENTITIES	&ASCCNT(obj)	RO	N	**
RUNOUT FILLED ARROWHD Displayed Not displayed	&FILRUN(obj) Yes No	RW	N	[1,2] =1 =2
DETERMINE IF AN OBJECT IS A SILHOUETTE	&ISSIL(object[, IFERR, label:])	RO	N	[0,201]
DETERMINE IF AN OBJECT IS A SECTION EDGE	&ISSXED(object [, IFERR, label:])	RO	N	[0,199]
DETERMINE IF AN OBJECT IS A SECTION LINE	&ISSXL(object[, IFERR, label:])	RO	N	[0,202]
READ STATE OF AN ANNOTATION	&RETFLG	RO	N	[1,2]
SUBTYPE OF DIMENSIONS Horizontal Vertical Parallel Cylindrical Perpendicular Angular, minor angle Angular, major angle Arc length Radius Diameter Hole Concentric circles Ordinate, horizontal Ordinate, vertical Assorted parts	&SUBTYP(obj)	RO	N	[1..15] =1 =2 =3 =4 =5 =6 =7 =8 =9 =10 =11 =12 =13 =14 =15
SUBTYPE OF DRAFT AIDS Note Label ID symbol FMPOS symbol Center line Crosshatching Assorted parts	&SUBTYP(obj)	RO	N	[1..7] =1 =2 =3 =4 =5 =6 =7
TRAILING ZERO SUPPRESSION Displayed Not displayed	&SUPRES(obj) Yes No	RW	N	[1,2] =1 =2
SYMBOL PARAMETERS	&SYMDAT(obj,seqnum)	RW	N	Any Real
DISTANCE BETWEEN TEXT AND DIAMETER SYMBOL	&SYMDIS(obj)	RW	N	GE 0
TEXT	&DMTEXT(obj)	RO	S	132 char. Per Line
TOLERANCE - ENGLISH	&TOL(obj,n)	RW	N	+ Infinity
TOLERANCE - SI	&TOLM(obj,n)	RW	N	+ Infinity
VERTICAL TEXT JUSTIFICATION Top Middle Bottom	&VTXJT(obj)	RW	N	[1..3] =1 =2 =3
ARC Center (X,Y,Z) Radius Start angle End angle Start point (X,Y,Z) End point (X,Y,Z) Arc length X axis matrix values Y axis matrix values Z axis matrix values	&CENTER(obj) &RADIUS(obj) &SANG(obj) &EANG(ent) &SPOINT(obj) &EPOINT(obj) &LENGTH(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RW RW RW RW RW RW RO RO RO RO	N(3) N N N N(3) N(3) N N(3) N(3) N(3)	** ** ** ** ** ** ** ** ** **
B-SPLINE Vertex at U Weight at U Vertices Degree in U Direction	&BPOLE(obj,u) &BPOLEW(obj,u) &BSDATA(obj) &BSDATA(obj,DEGREE)	RW RW RO RW	N(3) N N N	GT 0 [1..100] [1..100]
B-SURFACE Vertex at U,V Weight at U,V Vertices in U Direction Vertices in V Direction Degree in U Direction Degree in V Direction	&BPOLE(obj,u,v) &BPOLEW(obj,u,v) &BSDATA(obj) &BSDATA(obj,ROW) &BSDATA(obj,DEGREE) &BSDATA(obj,DEGREE,ROW)	RW RW RO RO RW RW	N(3) N N N N N	** GT 0 [1..100] [1..100] [1..24] [1..24]
COMPONENTS AND REF. SETS # of comp. members Name of nth member Comp. of which object is member Current date Current time Component part name Reference set name Component scale origin (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&CCOUNT(comp) &CMEM(comp,n) &MEMCMP(obj,IFERR,label:) &CDATE(comp) &CTIME(comp) &CPNAM(comp) &CRSNAM(comp) &CSCALE(comp) &ORIGIN(comp) &XAXIS(comp) &YAXIS(comp) &ZAXIS(comp)	RO RO RO RO RO RW RW RO RO RO RO RO	N O O S S S S N N(3) N(3) N(3) N(3)	GE 0 9 char. 5 char. 132char 30 char GT 0 ** ** ** **
SUBTYPE OF CONIC Ellipse Hyperbola Parabola	&SUBTYP(obj)	RO	N	[1...3] =1 =2 =3
COORDINATE SYSTEM origin (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&ORIGIN(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RO RO RO RO	N(3) N(3) N(3) N(3)	** ** ** **
ELLIPSE Center (X,Y,Z) Semimajor Semiminor Tilt angle Start angle End angle Start point (X,Y,Z) End point (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&CENTER(obj) &MAJOR(obj) &MINOR(obj) &TANG(obj) &SANG(obj) &EANG(obj) &SPOINT(obj) &EPOINT(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RW RW RW RW RW RW RO RO RO RO RO	N(3) N N N N N N(3) N(3) N(3) N(3) N(3)	** ** ** ** ** ** ** ** ** ** **
GROUP Number of objects Member object at n Group of object	&GCOUNT(obj) &GENT(obj,n) &GROUP(obj)	RO RO RO	N O O	**
HYPERBOLA Center (X,Y,Z) Half traverse Half conjugate Tilt angle Minimum Y dist. Maximum Y dist. Start point (X,Y,Z) End point (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&CENTER(obj) &HTRAV(obj) &HCONJ(obj) &TANG(obj) &YMIN(obj) &YMAX(obj) &SPOINT(obj) &EPOINT(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RW RW RW RW RW RW RO RO RO RO RO	N(3) N N N N N N(3) N(3) N(3) N(3) N(3)	** ** ** ** ** ** ** ** ** ** **
LINE Start point End point Length	&SPOINT(obj) &EPOINT(obj) &LENGTH(obj)	RW RW RO	N(3) N(3) N	** ** **
OFFSET SURFACE Offset Distance	&OSDIST(obj)	RW	N	**
PARABOLA Vertex (X,Y,Z) Focal length Tilt angle Minimum Y dist. Maximum Y dist. Start point (X,Y,Z) End point (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&VERTEX(obj) &FOCAL(obj) &TANG(obj) &YMIN(obj) &YMAX(obj) &SPOINT(obj) &EPOINT(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RW RW RW RW RW RO RO RO RO RO	N(3) N N N N N(3) N(3) N(3) N(3) N(3)	** ** ** ** ** ** ** ** ** **
PATTERNS: Max/Min Box Display Status Display Do Not Display	&PATBOX(ptrn [,IFERR,label:]) &YES &NO	RW C C	N N N	[1,2] =1 =2
PATTERNS: Control Point Display Status Display Do Not Display	&PATCPT(ptrn [,IFERR,label:]) &YES &NO	RW C C	N N N	[1,2] =1 =2
PATTERNS: Data Retrieval Successful Not Successful	&PATDAT (obj[,IFERR,label:]) &YES &NO	RO C C	N N N	[1,2] =1 =2
PATTERNS: Origin Marker Display Status Display Do Not Display	&PATMRK (ptrn[,IFERR,label:]) &YES &NO	RW C C	N N N	[1,2] =1 =2
PATTERNS: Return Part Name	&PATPRT (obj[,IFERR,label:])	RO	S	30 char.
PATTERNS: Return Scale	&PATSCL (obj[,IFERR,label:])	RO	N	GT 0
PATTERNS: Origin and orientation origin (X,Y,Z) X axis matrix values Y axis matrix values Z axis matrix values	&ORIGIN(obj) &XAXIS(obj) &YAXIS(obj) &ZAXIS(obj)	RO RO RO RO	N(3) N(3) N(3) N(3)	** ** ** **
PLANE Vertex (X,Y,Z) Normal vector (I,J,K)	&POINT(obj) &NORMAL(obj)	RW RO	N(3) N(3)	** **
POINT Coordinates (X,Y,Z)	&POINT(obj)	RW	N(3)	**
EDGE TYPE No curve attached Line Arc/Circular Conic (ellipse) Spline	&EDGTYP (obj[,IFERR,label:])	RO	N	[0,3,5, 6,9] =0 =3 =5 =6 =9
NUMBER OF EDGES OR FACES	&SOLDAT (ent,{FACE|EDGE} [,IFERR,label:])	RO	N	GE 0
SUBTYPE OF SOLID ENT. Solid body Face Edge	&SUBTYP(obj)	RO	N	[0,2,3] =0 =2 =3
SOLID Density	&SDENS(obj)	RW	N	GE 0
SPLINE Start point (X,Y,Z) End point (X,Y,Z) Number of points Coord's of point n Tan. vect. at point n Chord sum at point n Spline Type General Closed	&SPOINT(obj) &EPOINT(obj) &NUMSPT(obj) &POINT(obj,n) &TVECT(obj,n) &PAR(obj,n) &SUBTYP(obj)	RO RO RO RO RO RO RO	N(3) N(3) N N(3) N(3) N N	** ** ** ** ** ** [1,2] =1 =2
VIEW DEPENDENT STATUS OF AN OBJECT	&VWDEP(obj [,IFERR,label:)	RW	S	30 char.
BLANKING STATUS Blanked Normal	&BLANK(obj)	RO	N	[1,2] =1 =2
NATIVE LANGUAGE MENU CHARACTER SETS	&CHRSET(IP1, IP2)	RO RO	N N	[0..2] [0..4]
COLOR Blue Green Cyan Red Magenta Yellow White Olive Pink Brown Orange Purple Dark red Aquamarine Gray	&COLOR(obj) &BLUE &GREEN &CYAN &RED &MAGENT &YELLOW &WHITE &OLIVE &PINK &BROWN &ORANGE &PURPLE &DKRED &AQUAMR &GRAY	RW C C C C C C C C C C C C C C C	N N N N N N N N N N N N N N N N	[1..15] =1 =2 =3 =4 =5 =6 =7 =8 =9 =10 =11 =12 =13 =14 =15
COLOR NAME	&CLRNME(num)	RO	S	10 char.
COLOR NUMBER	&CLRNUM(name)	RO	N	[1..15]
FONT Solid line Dashed Phantom Centerline Dotted Long Dashed Dotted Dashed	&FONT(obj) &SOLID &DASHED &PHANTM &CLINE	RW C C C C	N N N N N N N N	[1..7] =1 =2 =3 =4 =5 =6 =7
FONT NAME STRING	&FONTN(obj)	RW	S	30 char.
FONT NAME	&FNTNME	RO	S	16 char.
FONT NUMBER	&FNTNUM	RO	N	GT 0
LAST FONT NUMBER	&LSTFNT	RO	N	GT 0
GROUPING STATUS Grouped Ungrouped	&GRSTAT(obj)	RO	N	[1,2 =1 =2
LAYER	&LAYER(obj)	RW	N	[1..257]
GLOBAL LAYER SELECTABILITY MASK Layer is selectable Layer is not selectable	&LYRSEL(layer number [,IFERR,label:]) &YES &NO	RW	N C C	[1,2] =1 =2
GLOBAL LAYER VISIBILITY MASK Layer is visible Layer is not visible	&LYRVIS(layer number [,IFERR,label:]) &YES &NO	RW	N C C	[1,2] =1 =2
LAYER VISIBILITY IN A VIEW Layer is visible in view Layer is not visible	&LYRVVW('view name', layer number [,IFERR,label:]) &YES &NO	RW	N C C	[1,2] =1 =2
NUMBER OF SYMBOLS IN A DRAFTING OBJECT	&SYMNUM(obj)	RO	N	**
SCRATCH FILE NAME	&SFNAME (file#[,IFERR,label:])	RW	S	132 char.
SYMBOL NAME IN DRAFTING OBJECT	&SYMDFT(obj,index)	RW	S	8 char.
OBJECT TYPE	&TYPE(obj)	RO	N	2-202
QUERY/MODIFY COLOR SETTINGS	&TYPCLR(TYPE,number [,SUBTYP,number] [,PROP,property] [,IFERR,label:])	RW	N	[-1..15]
QUERY/MODIFY LINE FONT SETTINGS	&TYPFNT(TYPE,number [,SUBTYP,number] [,PROP,property] [,IFERR,label:])	RW	N	[-1..7]
QUERY/MODIFY LINE WIDTH SETTINGS	&TYPWID(TYPE,number [,SUBTYP,number] [,PROP,property] [,IFERR,label:])	RW	N	[-1..3]
LINE WIDTH Normal Thick (Heavy) Thin	&LWIDTH (obj[,IFERR,label:])	RW	N	[1..3] =1 =2 =3
LINE DENSITY Normal Thick (Heavy) Thin	&DENS(obj)	RW	N	[1..3] =1 =2 =3
DIALOG DIRECTORY FILTER RETENTION	&DLGDIR(dialog_id [,IFERR,label:])	RW	S	132 char
DIALOG WILDCARD FILTER RETENTION	&DLGWLD(dialog_id [,IFERR,label:])	RW	S	132 char