使用LuaCAPI,我向Lua注册了一个简单的Object类,如下所示://MyC++ObjectclassclassObject{private:doublex;public:Object(doublex):x(x){}};//CreateandreturninstanceofObjectclasstoLuaintobject_new(lua_State*L){doublex=luaL_checknumber(L,1);*reinterpret_cast(lua_newuserdata(L,sizeof(Object*)))=newObject(x);luaL_setmetatabl