error in function that in my version work correctly but in another version work incorrect

hi,

i write a function in matlab 2020b and run my function without no problems

but i send it to two of my friends and they can't run this function and this error come for them

'Function definitions are not permitted in this context.

and I should notice that their matlab version is 2015a

Answer 1

[Rik]

You didn't send them a function, but a script. Since R2016b you're allowed to put functions in a script file.

The solution is to convert your script to a function or put the script in one file and all the internal functions in separate files.

[amir reza]

tnx :))