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AutoCad AutoLISP Functions Documentation
Z Functions
AutoCad AutoLISP Functions
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AutoLISP Functions
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AutoLISP Reference Guide
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AutoLISP Functions
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Z Functions
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zerop
Verifies that a number evaluates to zero
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Table of contents
AutoLISP Functions
Operators
+ (add)
- (subtract)
* (multiply)
/ (divide)
= (equal to)
/= (not equal to)
< (less than)
<= (less than or equal to)
> (greater than)
>= (greater than or equal to)
~ (bitwise NOT)
1+ (increment)
1- (decrement)
A Functions
abs
acad_colordlg
acad_helpdlg
acad-pop-dbmod
acad-push-dbmod
acad_strlsort
acad_truecolorcli
acad_truecolordlg
acdimenableupdate
acet-layerp-mode
acet-layerp-mark
acet-laytrans
acet-ms-to-ps
acet-ps-to-ms
action_tile
add_list
alert
alloc
and
angle
angtof
angtos
append
apply
arx
arxload
arxunload
ascii
assoc
atan
atof
atoi
atom
atoms-family
autoarxload
autoload
B Functions
Boole
boundp
C Functions
caddr
cadr
car
cdr
chr
client_data_tile
close
command
cond
cons
cos
cvunit
D Functions
defun
defun-q
defun-q-list-ref
defun-q-list-set
dictadd
dictnext
dictremove
dictrename
dictsearch
dimx_tile
dimy_tile
distance
distof
done_dialog
E Functions
end_image
end_list
entdel
entget
entlast
entmake
entmakex
entmod
entnext
entsel
entupd
eq
equal
*error*
eval
exit
exp
expand
expt
F Functions
fill_image
findfile
fix
float
foreach
function
G Functions
gc
gcd
get_attr
get_tile
getangle
getcfg
getcname
getcorner
getdist
getenv
getfiled
getint
getkword
getorient
getpoint
getreal
getstring
getvar
graphscr
grclear
grdraw
grread
grtext
grvecs
H Functions
handent
help
I Functions
if
initdia
initget
inters
itoa
L Functions
lambda
last
layoutlist
layerstate-addlayers
layerstate-delete
layerstate-export
layerstate-getlayers
layerstate-has
layerstate-import
layerstate-rename
layerstate-restore
layerstate-save
length
list
listp
load
load_dialog
log
logand
logior
lsh
M Functions
mapcar
max
mem
member
menucmd
menugroup
min
minusp
mode_tile
N Functions
namedobjdict
nentsel
nentselp
new_dialog
not
nth
null
numberp
O Functions
open
or
osnap
P Functions
polar
prin1
princ
print
progn
prompt
Q Functions
quit
quote
R Functions
read
read-char
read-line
redraw
regapp
rem
repeat
reverse
rtos
S Functions
set
set_tile
setcfg
setenv
setfunhelp
setq
setvar
setview
sin
slide_image
snvalid
sqrt
ssadd
ssdel
ssget
ssgetfirst
sslength
ssmemb
ssname
ssnamex
sssetfirst
startapp
start_dialog
start_image
start_list
strcase
strcat
strlen
subst
substr
T Functions
tablet
tblnext
tblobjname
tblsearch
term_dialog
terpri
textbox
textpage
textscr
trace
trans
type
U Functions
unload_dialog
untrace
V Functions
vector_image
ver
vl-acad-defun
vl-acad-undefun
vl-arx-import
vl-bb-ref
vl-bb-set
vl-catch-all-apply
vl-catch-all-error-message
vl-catch-all-error-p
vl-cmdf
vl-consp
vl-directory-files
vl-doc-export
vl-doc-import
vl-doc-ref
vl-doc-set
vl-every
vl-exit-with-error
vl-exit-with-value
vl-file-copy
vl-file-delete
vl-file-directory-p
vl-file-rename
vl-file-size
vl-file-systime
vl-filename-base
vl-filename-directory
vl-filename-extension
vl-filename-mktemp
vl-get-resource
vl-list*
vl-list->string
vl-list-exported-functions
vl-list-length
vl-list-loaded-vlx
vl-load-all
vl-load-com
vl-load-reactors
vl-mkdir
vl-member-if
vl-member-if-not
vl-position
vl-prin1-to-string
vl-princ-to-string
vl-propagate
vl-registry-delete
vl-registry-descendents
vl-registry-read
vl-registry-write
vl-remove
vl-remove-if
vl-remove-if-not
vl-some
vl-sort
vl-sort-i
vl-string->list
vl-string-elt
vl-string-left-trim
vl-string-mismatch
vl-string-position
vl-string-right-trim
vl-string-search
vl-string-subst
vl-string-translate
vl-string-trim
vl-symbol-name
vl-symbol-value
vl-symbolp
vl-unload-vlx
vl-vbaload
vl-vbarun
vl-vlx-loaded-p
vlax-3D-point
vlax-add-cmd
vlax-create-object
vlax-curve-getArea
vlax-curve-getClosestPointTo
vlax-curve-getClosestPointToProjection
vlax-curve-getDistAtParam
vlax-curve-getDistAtPoint
vlax-curve-getEndParam
vlax-curve-getEndPoint
vlax-curve-getFirstDeriv
vlax-curve-getParamAtDist
vlax-curve-getParamAtPoint
vlax-curve-getPointAtDist
vlax-curve-getPointAtParam
vlax-curve-getSecondDeriv
vlax-curve-getStartParam
vlax-curve-getStartPoint
vlax-curve-isClosed
vlax-curve-isPeriodic
vlax-curve-isPlanar
vlax-dump-object
vlax-ename->vla-object
vlax-erased-p
vlax-for
vlax-get-acad-object
vlax-get-object
vlax-get-or-create-object
vlax-get-property
vlax-import-type-library
vlax-invoke-method
vlax-ldata-delete
vlax-ldata-get
vlax-ldata-list
vlax-ldata-put
vlax-ldata-test
vlax-make-safearray
vlax-make-variant
vlax-map-collection
vlax-method-applicable-p
vlax-object-released-p
vlax-product-key
vlax-property-available-p
vlax-put-property
vlax-read-enabled-p
vlax-release-object
vlax-remove-cmd
vlax-safearray-fill
vlax-safearray-get-dim
vlax-safearray-get-element
vlax-safearray-get-l-bound
vlax-safearray-get-u-bound
vlax-safearray-put-element
vlax-safearray-type
vlax-safearray->list
vlax-tmatrix
vlax-typeinfo-available-p
vlax-variant-change-type
vlax-variant-type
vlax-variant-value
vlax-vla-object->ename
vlax-write-enabled-p
vlisp-compile
vlr-acdb-reactor
vlr-add
vlr-added-p
vlr-beep-reaction
vlr-command-reactor
vlr-current-reaction-name
vlr-data
vlr-data-set
vlr-deepclone-reactor
vlr-docmanager-reactor
vlr-dwg-reactor
vlr-dxf-reactor
vlr-editor-reactor
vlr-insert-reactor
vlr-linker-reactor
vlr-lisp-reactor
vlr-miscellaneous-reactor
vlr-mouse-reactor
vlr-notification
vlr-object-reactor
vlr-owner-add
vlr-owner-remove
vlr-owners
vlr-pers
vlr-pers-list
vlr-pers-p
vlr-pers-release
vlr-reaction-name
vlr-reaction-set
vlr-reactions
vlr-reactors
vlr-remove
vlr-remove-all
vlr-set-notification
vlr-sysvar-reactor
vlr-toolbar-reactor
vlr-trace-reaction
vlr-type
vlr-types
vlr-undo-reactor
vlr-wblock-reactor
vlr-window-reactor
vlr-xref-reactor
vports
W Functions
wcmatch
while
write-char
write-line
X Functions
xdroom
xdsize
Z Functions
zerop
Externally Defined Commands
alignALIGN commandcommands:ALIGN
calcommands:CAL
mirror3dcommands:MIRROR3DMIRROR3D command
rotate3dcommands:ROTATE3D
solprofcommands:SOLPROFSOLPROF command
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