How can I add all subfolders to my MATLAB path?

D
dragoon · Dec 23, 2023 · 2.4K views
Question
For example, my matlab folder 'current_use' is under the directory user/example/matlab/current_use and under 'current_use' folder there are 6 subfolders and each contains data files I need to test, i.e., my matlab script under folder 'current_use' will call all data under the subfolders which are inside folder 'current_use'   What I am doing now is each time tell matlab the path of each my subfolder, i.e., inside my script I have a comment to tell matlab to look the path 'user/example/matlab/current_use'.   It works. However, now I need to upload my code to the school server to run it. But after I upload everything onto school server, the path 'user/example/matlab/current_use' will no longer by correct. i.e., the part 'user/example/matlab/' is changed.   So I am wondering, is there a way that I can let matlab to add all subfolders under current folder without tell it where is the current folder? or, is there a comment that matlab can use to obtain the path for the current folder?
Expert Answer
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Kshitij Singh PhD Expert
Answered Aug 29, 2026
This should work regardless if your current folder is the one that contains your m-file, or not.
 
 
% Determine where your m-file's folder is.
folder = fileparts(which(mfilename)); 
% Add that folder plus all subfolders to the path.
addpath(genpath(folder));

 

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