計數器程式碼: var http = require('http'); var fs = require("fs"), data = "count.txt", count = 0, encode ="utf8"; fs.readFile(data, encode, function(err, file) { console.log(file); count = file; http.createServer(function (req, res) { fs.writeFile("count.txt",count,function(){}); count++; res.writeHead(200, {'Content-Type': 'text/plain'}); res.end('Hello , you are the ' +count + "st guest~"); }).listen(1337, '127.0.0.1'); }); console.log('Server running at http://127.0.0.1:1337/');