直接运行下面代码
var url = require("url"),
fs = require("fs"),
http = require("http"),
path = require("path");
http.createServer(function(req, res){
var pathname = __dirname+url.parse(req.url).pathname;
if(path.extname(pathname) == "") {
pathname+="/";
}
if(pathname.charAt(pathname.length-1)=="/"){
pathname+="index.html";
}
fs.exists(pathname,function(exists){
if(exists){
switch(path.extname(pathname)){
case".html":
res.writeHead(200, {"Content-Type":"text/html"});
break;
case".js":
res.writeHead(200, {"Content-Type":"text/javascript"});
break;
case".css":
res.writeHead(200, {"Content-Type":"text/css"});
break;
case".gif":
res.writeHead(200, {"Content-Type":"image/gif"});
break;
case".jpg":
res.writeHead(200, {"Content-Type":"image/jpeg"});
break;
case".png":
res.writeHead(200, {"Content-Type":"image/png"});
break;
default:
res.writeHead(200, {"Content-Type":"application/octet-stream"});
}
fs.readFile(pathname,function(err,data){
res.end(data);
});
}else{
res.writeHead(404, {"Content-Type":"text/html"});
res.end("<h1>404 Not Found</h1>");
}
});
}).listen(80);
console.log("http://localhost:80/index.html");