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vector_size_xam.cpp

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C++: Size of Vectors: Example and Test

# include <cstdio>
# include <cppad/py/cppad_py.hpp>

bool vector_size_xam(void) {
   using cppad_py::vec_bool;
   using cppad_py::vec_int;
   using cppad_py::vec_double;
   using cppad_py::vec_a_double;
   //
   // initialize return variable
   bool ok = true;
   //------------------------------------------------------------------------
   // create vectors
   vec_bool     bv;
   vec_int      iv(1);
   vec_double   dv(2);
   vec_a_double av(3);
   //
   // check size of vectors
   ok = ok && bv.size() == 0 ;
   ok = ok && iv.size() == 1 ;
   ok = ok && dv.size() == 2 ;
   ok = ok && av.size() == 3 ;
   //
   return( ok );
}