FILE_SIZE size in bytes of file

Contents

Inputs
Outputs

Inputs

file: path to file

Outputs

s: size in bytes; empty if file does not exist

Matlab < R2018a needs char input

function s = file_size(file)

s = [];

d = dir(file);

if isscalar(d) && ~d.isdir
  s = d.bytes;
end

end


%!assert (isempty(stdlib.file_size('.')))
%!test
%! if isfolder('+stdlib/')  % for use from oruntests('+stdlib')
%! assert (stdlib.file_size('../Readme.md') > 0)
%! end