node.js调用函数

var ???http ???= ???require(‘http‘); ????????http.createServer(function ???(request, ???response) ???{ ?????????????response.writeHead(200, ???{‘Content-Type‘: ???‘text/html; ???charset=utf-8‘}); ?????????if(request.url!=="/favicon.ico"){ ???//清除第2此访问 ?????????fun1(response); //调用函数 ???????response.end(‘‘); ???????} ?}).listen(8000); ?????console.log(‘Server ???running ???at ???http://127.0.0.1:8888/‘);//本地函数function fun1(res){ ??//res形参 是给客户端传输响应数据的response ???console.log("fun1"); ???res.write("hello,我是fun1");}