[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8},"actionData","errors","root",{"_11":-5},"routes/user.$name.replies",{"_9":10,"_11":12,"_13":14,"_15":16,"_17":18,"_19":16},"replies",[35],"user",{"_20":21,"_13":14,"_22":23,"_24":25,"_26":27,"_28":29,"_30":31,"_32":16,"_33":34},"loginname","269569205","page",1,"limit",50,"total","id","7741","avatar_url","http://www.gravatar.com/avatar/95fca6ec3138a419f729b2fe5f8323f9?size=48","githubUsername","","create_at","2013-05-09 02:58:37.781","score",5,"topic_count",0,"reply_count","is_star",false,{"_20":36,"_37":38,"_39":-5,"_40":41,"_42":43,"_44":45,"_46":34,"_47":34,"_32":48,"_49":50,"_26":51,"_52":53},"1918","author_id","5523","tab","content","上次说到为什么选择通过扩展NodeJs来实现硬件控制，接下来就看看如何来扩展：\r\n\r\nNodeJs的扩展是非常容易的，像几乎所有的教程一下，我们先来个HelloWorld：\r\n\r\n // helloworld.cc\r\n \r\n #include //首先引入node头文件\r\n \r\n using namespace v8; //使用V8和，node命名空间\r\n using namespace node;\r\n \r\n /**\r\n * 这个就是我们要扩展到NodeJs的c函数了，函数的原型一定得是\r\n * Handle function_name(const Arguments& args);\r\n * 里面就可以使用C++写各种底层操作了\r\n */\r\n Handle sayHelloWorld(const Arguments& args){\r\n \tHandleScope scope;\r\n \tprintf(\"Hello World!\\n\"); //打印一个“Hello World!”\r\n \treturn scope.Close(Undefined()); //返回undefined\r\n }\r\n \r\n /**\r\n * 初始化函数，将需要导出的方法绑定到js对象上\r\n * 类似 export.XXX = function(){};\r\n */\r\n void init(Handle