Problem 2636. Clear all empty variables from the workspace

Solution 514529

Submitted on 19 Oct 2014 by J.R.! Menzinger
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test Status Code Input and Output
1   Pass
%% a=1; b=[]; c=500; d=clear_empty(); assert(isequal(exist('a','var'),1)); assert(isequal(exist('b','var'),0)); assert(isequal(exist('c','var'),1)); assert(isequal(exist('d','var'),1));

2   Pass
%% y_correct={}; x_correct=[]; c25=500; John=ones(3); v=clear_empty(); assert(isequal(exist('y_correct','var'),0)); assert(isequal(exist('x_correct','var'),0)); assert(isequal(exist('John','var'),1)); assert(isequal(exist('c25','var'),1)); assert(isequal(exist('v','var'),1));

3   Pass
%% j_correct={'John'}; ans1=0; Jane=rand; val=clear_empty(); assert(isequal(exist('j_correct','var'),1)); assert(isequal(exist('Jane','var'),1)); assert(isequal(exist('ans1','var'),1));

Suggested Problems

More from this Author43

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!