VERSION_ATLEAST compare two string verions: major.minor.rev.patch

compare two string verions: major.minor.rev.patch numeric portions only.

Contents

Inputs

Outputs

function r = version_atleast(in, ref)
arguments
  in {mustBeTextScalar}
  ref {mustBeTextScalar}
end


if stdlib.isoctave()
  r = compare_versions(in, ref, '>=');
  return
end

parts1 = str2double(strsplit(in, '.'));
parts2 = str2double(strsplit(ref, '.'));

r = true;

for i = 1:min(length(parts1), length(parts2))
  if parts1(i) < parts2(i)
    r = false;
    return
  elseif parts1(i) > parts2(i)
    return
  end
end

% If all common parts are equal, check for longer versions
% If "ref" is longer and its remaining parts are not all zeros, then "in" is less.
if length(parts1) < length(parts2)
  if any(parts2(length(parts1)+1:end) > 0)
    r = false;
  end
end

end

Published with MATLAB® R2025a