创建路由模块(route.js)

function route(pathname){

console.log("About to route a request for "+pathname);

}


exports.route = route;

创建http服务模块(server.js)var http = require("http");var url = require("url");function start(route){function onRequest(request,response){var pathname = url.parse(request.url).pathname;if (pathname != "/favicon.ico") {console.log("Request for" + pathname + " received");route(pathname);response.writeHead(200,{"Content-Type":"text/plain"});response.write("Hello world");response.end();}}http.createServer(onRequest).listen(8888);console.log("Server has started");}exports.start = start;创建index.js来使用http服务器模块和路由模块var http = require("./server");var router = require("./route");http.start(router.route);执行index.js并查看结果

执行命令:node index.js

访问如下地址:http://localhost:8888/demo

执行结果:

Server has started

Request for /demo received

About to route a request for /demo