find(cellfun(@isempty,{MyStruct.myField})) for a struct array MyStruct with field myField. Note in many cases you don't need find for indexing. Example: fill empty fields with 0s MyStruct(3).myField = 123; hasNone = cellfun(@isempty,{MyStruct.myField}); ...
MATLAB does not check the validity of MATLAB data structures created in C/C++ or Fortran using one of the Matrix Library create functions (for example,mxCreateStructArray). Using invalid syntax to create a MATLAB data structure can result in unexpected behavior in your C/C++ or Fortran program...
6)Structure Functions cell2structConvert cell array to structure array(将单元格数组转换为结构数组) fieldnamesField names of structure,or public fields of object(结构的字段名,或对象的公共字段) getfieldField of structure array(结构数组的字段) isfieldDetermine whether input is structure array field(确定...
use_trisint32 (nuse_tri)The vertices of the triangles in use in the complete triangulation. This is present only if the surface corresponds to a source space created with the--icooption. nearestint32(np)This field is present only if patch information has been computed for a source space....
fmt_s = struct([]); extraArgs = {}; % Parse arguments based on their number. switch(nargin) case 0 % Not allowed. error(message(‘MATLAB:imagesci:imread:inputParsing’)); case 1 % Filename only. filename = varargin{1}; if ~ischar(filename) ...
3D or higher dimensional cell/struct-arrays will be converted to 2D arrays When processing names containing multi-byte characters, Octave and MATLAB can give different field-names; you can usefeature('DefaultCharacterSet','latin1')in MATLAB to get consistent results ...
Communication port 设置串口号 Specify the serial port that you will use to receive from. You have to select an available port from the list. By default, the Communication port field contains the text Please select a port… and you must change this to a valid port. If you have not configu...
% If assignToVariables is true, triggers writing of individual % output variables, as defined by field 'labels', into the caller % workspace. % % [...] = edfread(...,'targetSignals',targetSignals) % Allows user to specify the names (or position numbers) of the ...
Despite extensive research on the biomechanics of insect wings over the past years, direct mechanical measurements on sensitive wing specimens remain very challenging. This is especially true for examining delicate museum specimens. This has made the fin
isa Determine if input is object of specified class iscell Determine whether input is cell array iscellstr Determine whether input is cell array of strings ischar Determine whether item is character array isfield Determine whether input is structure array field isfloat Determine if input is floating...