Nelson
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    • en
      • Summary
      • Assertion functions
        • SUMMARY
        • assert
        • assert_checkerror
        • assert_isapprox
        • assert_isequal
        • assert_isfalse
        • assert_istrue
      • Audio playback
        • SUMMARY
        • audiodevinfo
        • audioinfo
        • audiometadata
        • audioplayer
        • audioplayer_delete
        • audioplayer_fieldnames
        • audioplayer_get
        • audioplayer_pause
        • audioplayer_set
        • audioplayer_stop
        • audioplayer_used
        • audioread
        • audiosupportedformats
        • audiowrite
        • beep
        • isplaying
        • lin2mu
        • mu2lin
        • play
        • playblocking
        • resume
        • sound
        • soundsc
        • stop
      • changelogs
        • CHANGELOG-0.1.x
        • CHANGELOG-0.2.x
        • CHANGELOG-0.3.x
        • CHANGELOG-0.4.x
        • CHANGELOG-0.5.x
        • Changelog
        • Changelog
        • Changelog
      • Characters encoding
        • SUMMARY
        • native2unicode
        • nativecharset
        • unicode2native
      • COM engine
        • COM examples
        • COM_delete
        • COM_fieldnames
        • COM_get
        • COM_invoke
        • COM_ismethod
        • COM_isprop
        • COM_methods
        • COM_range
        • COM_set
        • COM_used
        • COM_xlsfinfo
        • COM_xlsread
        • COM_xlswrite
        • SUMMARY
        • actxGetRunningServer
        • actxcontrollist
        • actxserver
        • actxserverlist
        • iscom
      • Console
        • SUMMARY
        • clc
        • input
        • terminal_size
      • Constructors functions
        • Inf
        • NaN
        • SUMMARY
        • diag
        • eps
        • eye
        • i
        • ones
        • pi
        • zeros
      • Control System functions
        • SUMMARY
        • abcdchk
        • acker
        • append
        • augstate
        • balreal
        • bdschur
        • bode
        • c2d
        • care
        • cloop
        • compreal
        • ctrb
        • ctrbf
        • d2c
        • damp
        • dare
        • dcgain
        • dlqr
        • dlyap
        • dsort
        • esort
        • evalfr
        • feedback
        • freqresp
        • gensig
        • gram
        • hsvd
        • impulse
        • initial
        • isct
        • isdt
        • islti
        • issiso
        • isstatic
        • kalman
        • lqe
        • lqed
        • lqr
        • lqry
        • lsim
        • lyap
        • minreal
        • nyquist
        • obsv
        • obsvf
        • ord2
        • padecoef
        • parallel
        • pole
        • series
        • ss
        • ss2tf
        • ssdata
        • ssdelete
        • ssselect
        • step
        • tf
        • tf2ss
        • tfdata
        • tzero
        • zero
      • Core
        • SUMMARY
        • banner
        • eval
        • evalc
        • evalin
        • execstr
        • exist
        • exit
        • feature
        • inputname
        • isunicodesupported
        • license
        • maxNumCompThreads
        • namelengthmax
        • nargin
        • narginchk
        • nargout
        • nargoutchk
        • nelsonappid
        • nelsonroot
        • nfilename
        • pause
        • prefdir
        • quit
        • run
        • sha256
        • version
      • Data analysis
        • SUMMARY
        • conv
        • conv2
        • cumprod
        • cumsum
        • ismissing
        • issorted
        • max
        • min
        • prod
        • sort
        • sum
        • unique
      • Data structures
        • SUMMARY
        • arrayfun
        • cell
        • cell2mat
        • cell2struct
        • celldisp
        • cellfun
        • cellstr
        • fieldnames
        • getfield
        • iscellstr
        • isfield
        • namedargs2cell
        • num2cell
        • orderfields
        • rmfield
        • setfield
        • struct
        • struct2cell
      • Debugger functions
        • SUMMARY
        • dbstack
      • Dictionaries
        • SUMMARY
        • configureDictionary
        • dictionary
        • entries
        • insert
        • isConfigured
        • isKey
        • keyHash
        • keyMatch
        • keys
        • lookup
        • numEntries
        • remove
        • types
        • values
      • Display format
        • SUMMARY
        • disp
        • display
        • echo
        • format
        • formattedDisplayText
      • Double
        • SUMMARY
        • double
        • flintmax
        • realmax
        • realmin
      • Dynamic link
        • Build C/C++ code on the fly
        • Supported C/C++ compilers
        • libpointer datatype
        • SUMMARY
        • cmake
        • configuremingw
        • configuremsvc
        • dlcall
        • dlclose
        • dlgeneratecleaner
        • dlgenerategateway
        • dlgenerateloader
        • dlgeneratemake
        • dlgenerateunloader
        • dlgetnelsonincludes
        • dlgetnelsonlibraries
        • dllib_used
        • dllibinfo
        • dllibisloaded
        • dlmake
        • dlopen
        • dlsym
        • dlsym_delete
        • dlsym_used
        • findcmake
        • getdynlibext
        • havecompiler
        • libpointer
        • libpointer_delete
        • libpointer_isNull
        • libpointer_plus
        • libpointer_reshape
        • libpointer_setdatatype
        • libpointer_used
        • loadcompilerconf
        • removecompilerconf
        • vswhere
      • Elementary functions
        • SUMMARY
        • abs
        • allfinite
        • angle
        • base2dec
        • bernsteinMatrix
        • bin2dec
        • bin2num
        • blkdiag
        • cast
        • ceil
        • circshift
        • complex
        • conj
        • deal
        • dec2base
        • dec2bin
        • dec2hex
        • exp
        • factorial
        • filter
        • find
        • fix
        • flip
        • flipdim
        • fliplr
        • flipud
        • floor
        • hadamard
        • hankel
        • hex2dec
        • hilb
        • hypot
        • imag
        • ind2sub
        • invhilb
        • ipermute
        • isapprox
        • iscolumn
        • istriu
        • isequal
        • isequaln
        • isequalto
        • isfinite
        • isinf
        • ismatrix
        • isnan
        • isrow
        • isscalar
        • istril
        • istriu
        • isvector
        • length
        • linspace
        • log
        • log10
        • log1p
        • log2
        • logspace
        • magic
        • meshgrid
        • minus
        • mod
        • ndgrid
        • ndims
        • nextpow2
        • norm
        • normest
        • nthroot
        • num2bin
        • numel
        • permute
        • pinv
        • pow2
        • real
        • rem
        • repmat
        • reshape
        • rosser
        • rot90
        • round
        • shiftdim
        • sign
        • size
        • sqrt
        • squeeze
        • sub2ind
        • substruct
        • swapbytes
        • toeplitz
        • tril
        • triu
        • vander
        • wilkinson
      • Engine
        • SUMMARY
        • argv
        • executable
        • finish
        • getnelsonmode
        • isquietmode
        • System Requirements
        • #! shebang
        • startup
      • Error manager
        • MException
        • SUMMARY
        • error
        • getLastReport
        • lasterror
        • lastwarn
        • rethrow
        • throw
        • throwAsCaller
        • warning
      • Fortran to C
        • SUMMARY
        • f2c
      • FFTW
        • FFTW License
        • FFTWwrapper
        • SUMMARY
        • fft
        • fft2
        • fftn
        • fftshift
        • fftw
        • ifft
        • ifftn
        • ifftshift
      • File archiver functions
        • SUMMARY
        • unzip
        • zip
      • Files and folders functions
        • SUMMARY
        • cd
        • copyfile
        • diff_file
        • dir
        • fileparts
        • filesep
        • fullfile
        • fullpath
        • isdir
        • isfile
        • isfolder
        • ls
        • mkdir
        • pathsep
        • pwd
        • relativepath
        • rmdir
        • rmfile
        • tempdir
        • tempname
        • userdir
      • Function_handle functions
        • SUMMARY
        • Anonymous Functions
        • func2str
        • isfunction_handle
        • str2func
      • Functions manager
        • SUMMARY
        • addpath
        • builtin
        • clearfun
        • feval
        • inmem
        • isbuiltin
        • ismacro
        • ismex
        • macroargs
        • path
        • private functions
        • rehash
        • restoredefaultpath
        • rmpath
        • userpath
        • what
        • which
      • Geometry
        • SUMMARY
        • rotx
        • roty
        • rotz
      • Graphics functions
        • SUMMARY
        • abyss
        • ancestor
        • autumn
        • axes
        • axis
        • bar
        • bone
        • cla
        • clf
        • clim
        • close
        • colorbar
        • colormap
        • colormaplist
        • colstyle
        • contour
        • contour3
        • cool
        • copper
        • cylinder
        • drawnow
        • figure
        • fill
        • flag
        • frame2im
        • gca
        • gcf
        • getframe
        • Managing Callback Interruptions in Nelson
        • gray
        • grid
        • groot
        • hggroup
        • hist
        • hold
        • hot
        • im2double
        • im2frame
        • image
        • imagesc
        • imread
        • imrotate
        • imshow
        • imwrite
        • is2D
        • isValidGraphicsProperty
        • isgraphics
        • ishold
        • jet
        • legend
        • line
        • loglog
        • mesh
        • meshz
        • movie
        • nebula
        • newplot
        • pan
        • parula
        • patch
        • pcolor
        • pie
        • pink
        • plot
        • plot3
        • prism
        • quiver
        • refresh
        • rgbplot
        • ribbon
        • rotate3d
        • saveas
        • scatter
        • scatter3
        • semilogx
        • semilogy
        • sky
        • sphere
        • spring
        • spy
        • stairs
        • stem
        • subplot
        • summer
        • surf
        • surface
        • text
        • title
        • turbo
        • uicontrol
        • validatecolor
        • view
        • viridis
        • waitfor
        • waitforbuttonpress
        • waterfall
        • white
        • winter
        • xlabel
        • xlim
        • ylabel
        • ylim
        • zlabel
        • zlim
        • zoom
      • Graphics I/O functions
        • SUMMARY
        • copygraphics
        • imformats
        • imread
        • imwrite
        • saveas
      • Gui module
        • SUMMARY
        • commandhistory
        • errordlg
        • filebrowser
        • helpdlg
        • inserthtml
        • lookandfeel
        • msgbox
        • qt_verbose
        • questdlg
        • uigetdir
        • helpdlg
        • workspace
      • Handle
        • SUMMARY
        • delete
        • get
        • invoke
        • ismethod
        • isprop
        • isvalid
        • methods
        • properties
        • set
      • HDF5
        • SUMMARY
        • h5create
        • h5dump
        • h5ls
        • h5read
        • h5readatt
        • h5write
        • h5writeatt
        • isnh5file
        • loadnh5
        • savenh5
        • whonh5
        • whosnh5
      • Help browser functions
        • SUMMARY
        • doc
        • helpbrowser
      • Help tools functions
        • SUMMARY
        • buildhelp
        • buildhelpmd
        • buildhelpweb
        • docroot
        • headcomments
        • htmltopdf
        • markdown
        • xmldocbuild
        • xmldocchecker
        • xmldoctohelp
        • xmldoctohtml
        • xmldoctomd
      • History manager
        • SUMMARY
        • history
      • I18n functions
        • SUMMARY
        • gettext
        • i18nHelpers
        • poheader
      • Integers type
        • SUMMARY
        • int16
        • int32
        • int64
        • int8
        • intmax
        • intmin
        • uint16
        • uint32
        • uint64
        • uint8
      • Interpreter functions
        • SUMMARY
        • abort
        • break
        • continue
        • for
        • function
        • if
        • iskeyword
        • keyboard
        • max_recursion_depth
        • numeric types
        • parsefile
        • parsestring
        • switch
        • try
        • while
      • Inter Process Communication
        • SUMMARY
        • getpid
        • ipc
      • JavaScript Object Notation
        • SUMMARY
        • jsondecode
        • jsonencode
        • jsonprettyprint
      • Julia engine
        • SUMMARY
        • jlenv
        • jlrun
        • jlrunfile
        • Julia Nelson types
      • license
        • gpl-3.0
        • GNU LESSER GENERAL PUBLIC LICENSE
        • Nelson license:
      • Linear algebra
        • SUMMARY
        • balance
        • bandwidth
        • chol
        • cond
        • condeig
        • det
        • diff
        • eig
        • expm
        • gradient
        • inv
        • isbanded
        • ishermitian
        • issymmetric
        • kron
        • logm
        • lu
        • orth
        • planerot
        • rank
        • rcond
        • rref
        • rsf2csf
        • schur
        • sqrtm
        • subspace
        • svd
        • trace
        • vecnorm
      • Localization functions
        • SUMMARY
        • getavailablelanguages
        • getdefaultlanguage
        • getlanguage
        • setlanguage
      • Logical type functions
        • SUMMARY
        • false
        • logical
        • true
        • xor
      • MATIO
        • SUMMARY
        • ismatfile
        • loadmat
        • savemat
        • whomat
        • whosmat
      • Memory manager functions
        • SUMMARY
        • acquirevar
        • assignin
        • clear
        • global
        • isglobal
        • isvar
        • memory
        • persistent
        • varislock
        • varlock
        • varunlock
        • who
        • whos
      • MEX functions
        • SUMMARY
        • dlgeneratemexgateway
        • engClose
        • engEvalString
        • engGetVariable
        • engGetVisible
        • engOpen
        • engOpenSingleUse
        • engOutputBuffer
        • engPutVariable
        • engSetVisible
        • mex
        • mexAtExit
        • mexCallMATLAB
        • mexCallMATLABWithTrap
        • mexext
      • Modules manager
        • SUMMARY
        • addgateway
        • addmodule
        • gatewayinfo
        • getmodules
        • ismodule
        • module.json
        • modulepath
        • nmm
        • nmm_build_help
        • nmm_build_loader
        • removegateway
        • removemodule
        • requiremodule
        • semver
        • toolboxdir
        • usermodulesdir
      • Message Passing Interface
        • MPI_Allreduce
        • MPI_Barrier
        • MPI_Bcast
        • MPI_Comm_delete
        • MPI_Comm_get_name
        • MPI_Comm_object
        • MPI_Comm_rank
        • MPI_Comm_size
        • MPI_Comm_split
        • MPI_Comm_used
        • MPI_Finalize
        • MPI_Get_library_version
        • MPI_Get_processor_name
        • MPI_Get_version
        • MPI_Init
        • MPI_Initialized
        • MPI_Iprobe
        • MPI_Probe
        • MPI_Recv
        • MPI_Reduce
        • MPI_Send
        • MPI examples
        • MPI overview
        • SUMMARY
        • mpiexec
      • NIG
        • SUMMARY
        • nig
      • Operators
        • SUMMARY
        • all
        • and
        • any
        • bitand
        • bitor
        • bitxor
        • cat
        • colon
        • ctranspose
        • eq
        • ge
        • gt
        • horzcat
        • ismember
        • ldivide
        • le
        • lt
        • minus
        • mldivide
        • mpower
        • mrdivide
        • mtimes
        • ne
        • not
        • or
        • plus
        • power
        • rdivide
        • shortcutand
        • shortcutor
        • subsasgn
        • subsindex
        • subsref
        • mtimes
        • transpose
        • uminus
        • uplus
        • vertcat
      • OS functions
        • SUMMARY
        • cmdsep
        • computer
        • createGUID
        • getenv
        • hostname
        • ismac
        • ispc
        • isunix
        • searchenv
        • setenv
        • system
        • username
        • winopen
        • winqueryreg
      • Overloading
        • SUMMARY
        • overloading
      • Parallel
        • SUMMARY
        • afterAll
        • afterEach
        • backgroundPool
        • cancel
        • cancelAll
        • fetchNext
        • fetchOutputs
        • parfeval
        • wait
      • Polynomials
        • SUMMARY
        • deconv
        • poly
        • polyder
        • polyfit
        • polyint
        • polyval
        • polyvalm
        • roots
      • Profiling tools
        • SUMMARY
        • profile
        • profsave
      • Python engine
        • The power of calling Python from Nelson
        • How to install python package
        • Python Nelson types
        • Python operators
        • SUMMARY
        • pyargs
        • pyenv
        • pyrun
        • pyrunfile
      • QML engine
        • QObject_classname
        • QObject_findchildren
        • QObject_get
        • QObject_iswidgettype
        • QObject_iswindowtype
        • QObject_methodsignature
        • QObject_root
        • QObject_set
        • QObject_undefine
        • QObject_used
        • SUMMARY
        • nelsonObject
        • qml_addimportpath
        • qml_addpluginpath
        • qml_clearcomponentcache
        • qml_collectgarbage
        • qml_createqquickview
        • qml_demos
        • qml_evaluatefile
        • qml_evaluatestring
        • qml_importpathlist
        • qml_loadfile
        • qml_loadstring
        • qml_offlinestoragepath
        • qml_pluginpathlist
        • qml_setofflinestoragepath
        • qt_constant
        • qt_version
      • Random
        • SUMMARY
        • rand
        • randn
        • randperm
        • rng
      • Signal Processing
        • SUMMARY
        • bartlett
        • blackman
        • db2mag
        • db2pow
        • filter2
        • hamming
        • hann
        • mag2db
        • pow2db
        • sinc
        • xcorr2
        • zp2tf
      • Single type
        • SUMMARY
        • single
      • SIO client
        • SUMMARY
        • doc
        • sioemit
        • siogetvariable
      • Subroutine Library In COntrol Theory
        • SLICOT License
        • SUMMARY
        • slicot_ab01od
        • slicot_ab04md
        • slicot_ab07nd
        • slicot_ab08nd
        • slicot_ag08bd
        • slicot_mb02md
        • slicot_mb03od
        • slicot_mb03pd
        • slicot_mb03rd
        • slicot_mb04gd
        • slicot_mb04md
        • slicot_mb05od
        • slicot_mc01td
        • slicot_sb01bd
        • slicot_sb02od
        • slicot_sb03md
        • slicot_sb03od
        • slicot_sb04md
        • slicot_sb04qd
        • slicot_sb10jd
        • slicot_sg02ad
        • slicot_tb01id
        • slicot_tg01ad
      • Sparse type
        • IJV
        • SUMMARY
        • full
        • nnz
        • nzmax
        • sparse
        • speye
        • spones
      • Special functions
        • SUMMARY
        • betainc
        • cross
        • dot
        • factor
        • gamma
        • gammaln
        • gcd
        • interp1
        • peaks
        • primes
      • Spreadsheet
        • SUMMARY
        • csvread
        • csvwrite
        • detectImportOptions
        • dlmread
        • dlmwrite
        • readcell
        • readmatrix
        • readtable
        • writecell
        • writematrix
        • writetable
      • Statistics
        • SUMMARY
        • corrcoef
        • cov
        • mean
        • normpdf
        • var
      • Stream manager
        • SUMMARY
        • diary
        • fclose
        • feof
        • ferror
        • fgetl
        • fgets
        • fileread
        • filewrite
        • fopen
        • fprintf
        • fread
        • frewind
        • fscanf
        • fseek
        • fsize
        • ftell
        • fwrite
        • load
        • save
        • sscanf
      • String type
        • SUMMARY
        • append
        • blanks
        • char
        • contains
        • convertCharsToStrings
        • convertStringsToChars
        • count
        • deblank
        • endsWith
        • int2str
        • isStringScalar
        • isletter
        • isspace
        • join
        • mat2str
        • matches
        • newline
        • num2str
        • replace
        • sprintf
        • startsWith
        • str2double
        • strcat
        • strcmp
        • strcmpi
        • strfind
        • string
        • strings
        • strjust
        • strlength
        • strncmp
        • strncmpi
        • strrep
        • strtrim
        • tolower
        • toupper
      • Tables
        • Accessing and Manipulating Tables in Nelson
        • Direct computation with Table
        • Read/Write table to files
        • SUMMARY
        • array2table
        • cell2table
        • head
        • height
        • istable
        • removevars
        • renamevars
        • struct2table
        • table
        • table2array
        • table2cell
        • table2struct
        • tail
        • width
      • Tests manager
        • SUMMARY
        • test_makeref
        • test_run
        • skip_testsuite
      • Text editor
        • SUMMARY
        • edit
        • editor
        • smartindent
      • Time functions
        • SUMMARY
        • addtodate
        • calendar
        • clock
        • cputime
        • date
        • datenum
        • datestr
        • datevec
        • eomday
        • etime
        • hour
        • leapyear
        • minute
        • now
        • second
        • sleep
        • tic
        • time
        • timeit
        • toc
        • weekday
      • Trigonometric functions
        • SUMMARY
        • acos
        • acosd
        • acosh
        • acot
        • acotd
        • acoth
        • acsc
        • acscd
        • acsch
        • asec
        • asecd
        • asech
        • asin
        • asind
        • asinh
        • atan
        • atan2
        • atan2d
        • atand
        • atanh
        • cart2pol
        • cart2sph
        • cos
        • cosd
        • cosh
        • cosm
        • cospi
        • cot
        • cotd
        • coth
        • csc
        • cscd
        • csch
        • deg2rad
        • pol2cart
        • rad2deg
        • sec
        • secd
        • sech
        • sin
        • sind
        • sinh
        • sinm
        • sinpi
        • sph2cart
        • tan
        • tand
        • tanh
        • tanm
      • Types module
        • SUMMARY
        • class
        • isa
        • iscell
        • ischar
        • isclass
        • isdouble
        • isempty
        • isfloat
        • ishandle
        • isint16
        • isint32
        • isint64
        • isint8
        • isinteger
        • islogical
        • isnumeric
        • isobject
        • isreal
        • issingle
        • issparse
        • isstring
        • isstruct
        • isuint16
        • isuint32
        • isuint64
        • isuint8
        • isvarname
      • Validators
        • SUMMARY
        • mustBeA
        • mustBeColumn
        • mustBeFile
        • mustBeFinite
        • mustBeFloat
        • mustBeFolder
        • mustBeGreaterThan
        • mustBeGreaterThanOrEqual
        • mustBeInRange
        • mustBeInteger
        • mustBeLessThan
        • mustBeLessThanOrEqual
        • mustBeLogical
        • mustBeLogicalScalar
        • mustBeMatrix
        • mustBeMember
        • mustBeNegative
        • mustBeNonNan
        • mustBeNonSparse
        • mustBeNonZero
        • mustBeNonempty
        • mustBeNonmissing
        • mustBeNonnegative
        • mustBeNonpositive
        • mustBeNonzeroLengthText
        • mustBeNumeric
        • mustBeNumericOrLogical
        • mustBePositive
        • mustBeReal
        • mustBeRow
        • mustBeScalarOrEmpty
        • mustBeSparse
        • mustBeText
        • mustBeTextScalar
        • mustBeValidVariableName
        • mustBeVector
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Validators

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Validators

Description

validators functions

  • - Checks that input value comes from one of specified classes.

  • - Checks that value is a column vector or raise an error.

  • - Checks that input path refers to file.

  • - Checks that value is finite or raise an error.

  • - Checks that value is floating-point or raise an error.

  • - Checks that input path refers to folder.

  • - Checks that value is greater than another value or issue error.

  • - Checks that value is greater than or equal to another value or issue error.

  • - Checks that value is in the specified range.

  • - Checks that value is integer or raise an error.

  • - Checks that value is less than another value or issue error.

  • - Checks that value is less than or equal to another value or issue error.

  • - Checks that value is logical or raise an error.

  • - Checks that value is logical scalar or raise an error.

  • - Checks that value is a matrix or raise an error.

  • - Checks that value is member of specified array or issue error.

  • - Checks that value is negative or raise an error.

  • - Checks that value is not NaN.

  • - Checks that value is not sparse.

  • - Checks that value is not zero.

  • - Checks that value is nonempty or raise an error.

  • - Checks that value is not missing.

  • - Checks that value is nonnegative or raise an error.

  • - Checks that value is non positive or raise an error.

  • - Checks that value is text with nonzero length or raise an error.

  • - Checks that value is numeric or raise an error.

  • - Checks that input is numeric or logical.

  • - Checks that value is positive or raise an error.

  • - Checks that value is real.

  • - Checks that value is a row vector or raise an error.

  • - Checks that value is scalar or empty or raise an error.

  • - Checks that value is a sparse matrix or raise an error.

  • - Checks that value is piece of text or raise an error.

  • - Checks that value is single piece of text or raise an error.

  • - Checks that value is valid variable name or raise an error.

  • - Checks that value is vector or raise an error.

mustBeA
mustBeColumn
mustBeFile
mustBeFinite
mustBeFloat
mustBeFolder
mustBeGreaterThan
mustBeGreaterThanOrEqual
mustBeInRange
mustBeInteger
mustBeLessThan
mustBeLessThanOrEqual
mustBeLogical
mustBeLogicalScalar
mustBeMatrix
mustBeMember
mustBeNegative
mustBeNonNan
mustBeNonSparse
mustBeNonZero
mustBeNonempty
mustBeNonmissing
mustBeNonnegative
mustBeNonpositive
mustBeNonzeroLengthText
mustBeNumeric
mustBeNumericOrLogical
mustBePositive
mustBeReal
mustBeRow
mustBeScalarOrEmpty
mustBeSparse
mustBeText
mustBeTextScalar
mustBeValidVariableName
mustBeVector