matlab call function in another folder

Yes, I read it. It may solve your immediate problem but this is simply not the normal way of using function scope and unless you know what you're doing it's going to lead to problems in the future. In my script, I want to use this function, so I want to check in my script where this function is saved on my pc (or on my friend's pc) and then make this function usable (independent on the location of this function). % of people told us that this article helped them. Note that your functions should have the same name as the file name. To follow the advice given by that answer, you would have to make a separate m-file that only contains the function definition. Do you want to open this example with your edits? https://www.mathworks.com/help/matlab/matlab_env/specify-file-names.html Adnan Saood @Steven Lord Thanks, I will look into it Sign in to comment. Steps Download Article 1 Open up MATHWORKS MATLAB and press the New Script button. How to call a function placed in another directory in Matlab? If the null hypothesis is never really true, is there a point to using a statistical test without a priori power analysis? You can add them to a MATLAB class. sites are not optimized for visits from your location. Based on your location, we recommend that you select: . Is a downhill scooter lighter than a downhill MTB with same performance? How do I integrate a fourier series Q=x(t)*sin(w*t) from the interval [0, 2*pi/w]? MathWorks is the leading developer of mathematical computing software for engineers and scientists. The below first function calls a seconds function to calculate the sum of three numbers. For that you can use the dir and isdir function. What should I follow, if two altimeters show different altitudes? Unable to complete the action because of changes made to the page. Manual solution Perform the following: Right click on the folder which is on top of the hierarchy. So the problem is that your expectation is that the code can be put in any folder. THanks. Reload the page to see its updated state. Based on your location, we recommend that you select: . Then instantiate an object of this class and call any of the functions. Choose a web site to get translated content where available and see local events and Here comes in that MATLAB has to locate the folder where the function is in and add that to the path. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. Why did DOS-based Windows require HIMEM.SYS to boot? The different function types are explained in the documentation: https://www.mathworks.com/help/matlab/matlab_prog/types-of-functions.html. This approach is convenient if you expect to add, remove, or modify names of the local functions. All subsequent functions in the m-file, called local functions (or "subfunctions" in the older terminology), *, can only be called by the main function and other local functions in that m-file. Functions in other m-files can not call them. Check spelling of both the file and the directory in the MATLABPATH Only the primary function in an m-file has scope outside the m-file itself so if the one wanted to be called were a local or nested function, it will not be visible to an external function. https://www.mathworks.com/help/matlab/matlab_prog/nested-functions.html. Other MathWorks country I have a variable that stores example328959 as "example328959" as I need to be able to change the file that is referenced. Reload the page to see its updated state. Why don't we use the 7805 for car phone chargers? Find the treasures in MATLAB Central and discover how the community can help you! This you can't do. You clicked a link that corresponds to this MATLAB command: Run the command by entering it in the MATLAB Command Window. Choose a web site to get translated content where available and see local events and You can add them to a MATLAB class. Top_TopFolder = fileparts(fileparts(pwd)); The good news is that you can now do the following: addpath(genpath([fileparts(fileparts(pwd)), filesep, "It acts like "cd ../", by going into the previous folder and dynamically adds folders to the path without changing the current folder". You can define nested functions within other functions as in the following example. i tried once like this threshold=graythresh(run()) . is this correct? Sign in to comment. MathWorks is the leading developer of mathematical computing software for engineers and scientists. Did you read it?". 565), Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. When the function and file name differ, the file name must be used to call the main function. Is it safe to publish research papers in cooperation with Russian academics? You might potentially also want to know about 'private' functions https://www.mathworks.com/help/matlab/matlab_prog/private-functions.html or about https://www.mathworks.com/help/matlab/matlab_oop/scoping-classes-with-packages.html packages Sign in to comment. would take hours/days/weeks/months/years/centuries/eons/ Matlab like many programs expect its code to be in specific folders. where it is passed as an output argument. I was thinking that if I can put some scripts in another folder, it will become very straightforward to understand and maintain the code. Then instantiate an object of this class and call any of the functions. MathWorks is the leading developer of mathematical computing software for engineers and scientists. Copy. This article has been viewed 67,257 times. Adding comments to your script makes it easy for anyone to understand the purpose of each input. So, as long as the files/ data/ functions are in the MATLAB folder, MATLAB is able to find them and do calculations on them, even if the current folder is not the same as these files/ data or functions are in. The MATLAB path should be tightly controlled to include the MATLAB installation and a few of your directories. Is there a way for example328959 to be inputed from a string? : filecontent = load(fullfile(pathname, filename{fileidx})); It's clear to me now that I have to put the .m files in the MATLAB folder. syntax to call that some_function from any directory without having to add the +Utils folder to your path. . This instruction set assumes you have basic knowledge of MATLAB, such as how to open a script file and how to perform simple data operations. If you do not want. https://www.mathworks.com/help/matlab/matlab_env/what-is-the-matlab-search-path.html, "The current folder has to remain the same, because I use data from this folder.". Not the answer you're looking for? Thanks for that. Isn't it true that nested functions are limited in scope? The current folder has to remain the same, because I use data from this folder. It should be something like this: In a separate file (ex, functionsContainer.m) Theme Copy classdef functionsContainer methods function res = func1 (obj,a) res = a * 5; end function res = func2 (obj,x) res = x .^ 2; end end end https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#answer_258000, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_652858, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_895053, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#answer_312424, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_560786, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_950959, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_951214, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_2466153, https://de.mathworks.com/matlabcentral/answers/328959-how-to-call-functions-from-another-m-file#comment_2466178. Level up your tech skills and stay ahead of the curve. Is there someway to reference this string as the file name in my "Use as:" code? except perhaps in the command window. After that, I load the data and do stuff. https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#answer_233696, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#comment_651910, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#comment_651925, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#comment_651967, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#answer_233695, https://ch.mathworks.com/matlabcentral/answers/301809-how-do-i-call-a-function-inside-another-function#comment_388843. Please! The first function in the file (the main function) is visible to functions in other files, or you can call it from the command line. Then instantiate an object of this class and name any of the features. the main function), is invoked when that m-file is called. Functions are the basis of all scripting and programming languages. Only the main function in a function file (the first one in the file) is. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. I know it's a bit old, and one answer has already been accepted. If you do not save your program it will not work, or when you execute or call your function nothing will happen. You can add them to a MATLAB class. Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey, How to elegantly ignore some return values of a MATLAB function, MATLAB: Calling a M file from another M file, Matlab: getting GUI handle value from a callback function when calling by another function, Export Data from Matlab function into the global frame and default matlab arguments, Matlab: Create function with another function as argument, Python calling Matlab User Function from any directory using matlab module. sites are not optimized for visits from your location. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/1\/1c\/Write-a-Function-and-Call-It-in-MATLAB-Step-1.jpg\/v4-460px-Write-a-Function-and-Call-It-in-MATLAB-Step-1.jpg","bigUrl":"\/images\/thumb\/1\/1c\/Write-a-Function-and-Call-It-in-MATLAB-Step-1.jpg\/aid6820344-v4-728px-Write-a-Function-and-Call-It-in-MATLAB-Step-1.jpg","smallWidth":460,"smallHeight":348,"bigWidth":728,"bigHeight":551,"licensing":"