How to force MATLAB to return all values in a nested function call?

Question

I find it impossible to write MATLAB code without creating a huge number of superfluous, single-use variables.

For example, suppose function foo returns

Answer 1

You can replace the three variables by a cell array using a comma-separated list:

vars = cell(1,3);     % initiallize cell array with as many elements as outputs of foo
[vars{:}] = foo(5);   % comma-separated list: each cell acts as a variable that 
                      % receives an output of foo
result = bar(vars);