Matlab function undefined variable error

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Ahmad Badran
Ahmad Badran 2020-10-2
评论： Ameer Hamza 2020-10-2
Hi i have used matlab function in simulation and the function equation is
function y = ks(u)
y = u*lo;
end
I have difined lo in m.file at the same name of the function "ks"
lo=5;
evry time i eun the simulation i got error "Undefined function or variable 'lo'."

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Ameer Hamza
Ameer Hamza 2020-10-2
Define lo inside the function
function y = ks(u)
lo = 5;
y = u*lo;
end
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Ahmad Badran
Ahmad Badran 2020-10-2
I have tried to make lo as a global but this also does not effevt
Ameer Hamza
Ameer Hamza 2020-10-2
I got the impression that OP is referring to Simulink's MATLAB function block. There are ways to share data from the base workspace, but the easiest is just to define it inside the function block.
https://www.mathworks.com/help/simulink/ug/using-global-data-with-the-matlab-function-block.html
https://www.mathworks.com/help/simulink/ug/parameter-arguments-in-matlab-function-block-functions.html

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