Function assign_product

include/chaiscript/dispatchkit/operators.hpp:60–63

      template<typename T>
        void assign_product(Module& m)
        {
          m.add(chaiscript::fun([](T &lhs, const T&rhs)->T&{return lhs <<= rhs;}), "*=");
        }

      template<typename T>
        void assign_quotient(Module& m)