local ave, sum = average(, , )

 print("ave : ", ave, "sum = ", sum)

 int average(lua_State *L){

     int lua_args_count = lua_gettop(L);

     lua_Number sum = ;

     for (int i = ; i < lua_args_count; i++){

         sum += lua_tonumber(L, i);

     }

     lua_pushnumber(L, sum / lua_args_count); // follow order to return value ave

     lua_pushnumber(L, sum); // sum

     // return 2 number to Lua

     return ;

 }

 int main(int argc, const char *argv[])

 {

     //cout << "lua test platform!!!" << endl;

     string scriptnema = "main.lua";

     string script_char = "print('123')";

     int luaError;

     lua_State *L = luaL_newstate();

     if (L == NULL)

     {

         cout << "luaL_newstate faile !!!" << endl;

         return -;

     }

     luaL_openlibs(L);
     lua_register(L, "average", average); // "average" --> Lua symbol call C++ function method (local ave, sum = average(11, 20, 63))

     luaError = luaL_dofile(L, scriptnema.c_str());

     lua_close(L);

     system("pause");

     return ;

 }

// "average" --> Lua symbol call C++ function method (local ave, sum = average(11, 20, 63))

lua_register(L, "average", average);