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
        • 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
        • 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
        • colstyle
        • contour
        • contour3
        • cool
        • copper
        • cylinder
        • drawnow
        • figure
        • fill
        • frame2im
        • gca
        • gcf
        • getframe
        • Managing Callback Interruptions in Nelson
        • gray
        • grid
        • groot
        • hggroup
        • hist
        • hold
        • hot
        • im2double
        • im2frame
        • image
        • imagesc
        • imread
        • imshow
        • imwrite
        • is2D
        • isValidGraphicsProperty
        • isgraphics
        • ishold
        • jet
        • legend
        • line
        • loglog
        • mesh
        • meshz
        • movie
        • newplot
        • pan
        • parula
        • patch
        • pcolor
        • pie
        • pink
        • plot
        • plot3
        • quiver
        • refresh
        • rgbplot
        • ribbon
        • rotate3d
        • saveas
        • scatter
        • 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
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Types module

PrevioustanmNextSUMMARY

Last updated 1 year ago

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Types module

Description

module about types management.

  • - Return classname of object or creates a named object.

  • - Return true if var is an object from the class str.

  • - Return true if variable var is a cell array.

  • - Return true if variable var is a char array.

  • - Return true if variable var is a class object.

  • - Return true if variable var is a double matrix.

  • - Return true if variable var is an empty matrix.

  • - Return true if variable var is a single or double matrix.

  • - Return true if variable var is a handle object.

  • - Return true if variable var is a signed 16-bit integer type array.

  • - Return true if variable var is a signed 32-bit integer type array.

  • - Return true if variable var is a signed 64-bit integer type array.

  • - Return true if variable var is a signed 8-bit integer type array.

  • - Return true if variable var is a integer type array.

  • - Return true if variable var is a logical.

  • - Return true if variable var is a numeric array.

  • - Return true if variable var is an object.

  • - Return true if all imaginary part is a zero array.

  • - Return true if variable var is a single matrix.

  • - Return true if variable var is a sparse array.

  • - Return true if variable var is a string array.

  • - Return true if variable var is a structure.

  • - Return true if variable var is an unsigned 16-bit integer type array.

  • - Return true if variable var is an unsigned 32-bit integer type array.

  • - Return true if variable var is an unsigned 64-bit integer type array.

  • - Return true if variable var is an unsigned 8-bit integer type array.

  • - Return true if input is valid variable name.

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