Is there an example of how to pass a string as a parameter into a C++-MEX S-function in Simulink?

14 views (last 30 days)
Fanny Benoist
Fanny Benoist on 27 Feb 2018
Answered: Nils Gerke on 31 Aug 2018
There is an example for c-MEX Sfunction but is there the same for C++ ?

Answers (1)

Nils Gerke
Nils Gerke on 31 Aug 2018
Here's a working example:
const mxArray* pArrayValue = ssGetSFcnParam(S,0);
const char* pCharArray = mxArrayToString(pArrayValue);
std::string string_1(pCharArray);
mexPrintf(string_1.c_str());
Make sure that you pass a char array as parameter in single quotes.
'Hello World'
not
"Hello World"

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!