node第一天文件3

var http = require("http");

//创建服务器，参数是一个回调函数，表示如果有请求进来，要做什么
var server = http.createServer(function(req,res){
if(req.url == "/home"){
res.writeHead(200,{"Content-type":"text/html;charset=UTF-8"});
console.log("服务器接收到了请求，地址为：" + req.url);
res.end("主页");
}else if(req.url == "/nav"){
res.writeHead(200,{"Content-type":"text/html;charset=UTF-8"});
console.log("服务器接收到了请求，地址为：" + req.url);
res.end("菜单");
}else if(req.url == "/detail"){
res.writeHead(200,{"Content-type":"text/html;charset=UTF-8"});
console.log("服务器接收到了请求，地址为：" + req.url);
res.end("详情页面");
}else{
res.writeHead(404,{"Content-type":"text/html;charset=UTF-8"});
console.log("服务器接收到了请求，地址为：" + req.url);
res.end("页面不存在");
}

});

server.listen(3001,"127.0.0.1");