where it is passed as an output argument. Such a function is either a local or nested function and the whole purpose of these is that they are only visible to the main function of the file. You can add them to a MATLAB class. You should manually add that directory to the MATLAB path, before running the function by calling it normally. If you put those two functions in a function file and try to call hahaha from the MATLAB prompt, MATLAB will error. offers. Thank you! Thanks creating a new file worked. They can also have access to variables in functions in which they are nested, which makes them quite useful albeit slightly tricky to work with. Were committed to providing the world with free how-to resources, and even $1 helps us in our mission. What does 'They're at four. Choose a web site to get translated content where available and see local events and However, I had not quite realized the extent to which the OP wanted to both provide an independent input and retrieve the output of the the nested function. function [Out] = fun(AA, Cal), I tried appending the global keyword before the function but that throws syntax error, The only way for you to call a function from another m file is if that function is defined as its own m-file (fun.m) or if you copy and paste the fun definition to B.m, Addressing your previous comment, it sounds like you had a script file that calls a function, and that function is defined within the script. MathWorks is the leading developer of mathematical computing software for engineers and scientists. in the data directory, and you don't add that data directory to the path. Why refined oil is cheaper than cold press oil? Based on your location, we recommend that you select: . Now let's say you have two other related functions. Asking for help, clarification, or responding to other answers. Other MathWorks country I save this function somewhere, unknown, on my pc (or I give this .m file to a friend). the Allied commanders were appalled to learn that 300 glider troops had drowned at sea. In addition you can call any script and function you would like by simply typing it's name in the command line. Then instantiate an object of this class and call any of the functions. See Konstantinos' answer for a more detailed explanation than my answer. https://www.mathworks.com/help/matlab/matlab_prog/nested-functions.html. except perhaps in the command window. To create a script or live script with local functions, go to the Home tab and select New Script or New Live Script. Other MathWorks country Is there a way for example328959 to be inputed from a string? In A.m, I have a function defined as How to call functions from another m file - MATLAB Answers - MathWorks The downside is that the scope of these functions is large and isn't restricted to just. Why does Acts not mention the deaths of Peter and Paul? I would not recommend changing the MATLAB path in order so that it includes all of your data directories. If for some reason you need the output of (in this example) xsquare, you can either define it as a separate function and no longer a nested function or do something like the following. Call Local Functions Using Function Handles - MATLAB & Simulink - MathWorks sites are not optimized for visits from your location. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. Yes, I read it.