Skip to content

Instantly share code, notes, and snippets.

@HaleTom

HaleTom/describe.m

Last active Jul 9, 2019
Embed
What would you like to do?
Matlab/Octave: describe a variable (name, type, size)
% Based upon https://stackoverflow.com/a/45347880/5353461
% Gist at: https://gist.github.com/HaleTom/533b0ed7c51f93bfb5f71007a188bac4
function varargout = describe(varargin)
% varargin used to accommodate variable number of input names
st = dbstack;
outstring = '';
for ii = size(st, 1):-1:2
outstring = [outstring, st(ii).file, ' > ', st(ii).name, ', line ', num2str(st(ii).line), '\n'];
end
% Loop over variables and get info
for n = 1:nargin
% Variables are passed by name, so check if they exist
try v = evalin('caller', varargin{n});
if isscalar(v)
outstring = [outstring, '"', varargin{n}, '" is a ', class(v), ' = ', num2str(v), '\n'];
else
outstring = [outstring, '"', varargin{n}, '" is a ', typeinfo(v), ' of size ', mat2str(size(v)), '\n'];
end
catch
outstring = [outstring, 'Variable "', varargin{n}, '" not found!\n'];
end
end
fprintf(outstring)
end
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.