clear

assert(str2double('3') == double(3));
assert(str2double('3.4') == double(3.4));
assert(all(str2num('1 2 3') == [1 2 3 ]));
assert(isnan(str2double('1 2 3')));
assert(all(int2str(1.2) == int2str(1)));
assert(all(num2str(1.2) == '1.2'));
assert(all(mat2str([1 2 3]) == '[1 2 3]'));