Best practices for MATLAB code

Best practices for MATLAB code
Does exist in MATLAB code some directive like C #ifdef
#ifdef name
program text
#else
more program text
#endif
or just I use if instruction?
Thanks,
F.

2 Comments

dpb
dpb on 12 Apr 2026 at 21:37
To add, MATLAB does not implement any preprocessor directives, no.

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Answers (1)

There is no equivalent to the C preprocessor in MATLAB.
The C pre-processor can do some ugly things, such as
#ifdef __CPLUS
void strlen (
#else
if (fiddlesticks) {
#endif
that can completely change the meaning of the code
There is no MATLAB equivalent of that.
The closest you can get is to use something like
if exist('name', 'var')
but you cannot achive the wholesale corruption of the code the way you can in C or C++.

2 Comments

Grazie
dpb
dpb on 13 Apr 2026 at 12:22
Edited: dpb about 1 hour ago
"... you cannot achi[e]ve the wholesale corruption of the code ..."
Not to worry....you can still create mass confusion with intentional or accidental silent aliasing of MATLAB builtins... <grin>

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on 12 Apr 2026 at 19:12

Edited:

dpb
about 10 hours ago

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