var http = require(‘http‘);
var port = process.env.port || 1337;
//加载文件模块
var fs=require(‘fs‘); 
http.createServer(function (req, rep) {
    rep.writeHead(200, { ‘Content-Type‘: ‘text/plain‘ });
     fs.readFile(‘package.json‘,‘utf-8‘,function(err,data){ 
       if (err) {
           console.log(err);
       }else{  
         rep.write(data);
         rep.end(‘Hello World\n‘);
      }
     });
}).listen(port);
console.log(‘NodeJS Server running!‘);