c_vs_cpp.cpp

#include <iostream>
#include <tuple>
using namespace std;

int c_style_function(int* n, double* f,const char* c)
{
    *n = 42;
    *f = 3.14159;
    c = "a";
    return 0;
}

std::tuple<int,float,std::string_view> cpp_style_function()
{
    return {42,3.14159,"a"};
}

int main()
{
    auto cpp = cpp_style_function();
    int* n;
    double ff;
    const char* ch;
    c_style_function(n,&ff,ch);
    return 0;
}