100ミリ秒のウェイトが入るHelloWorldPHP<?php usleep(100000); echo "Hello World"; ?> Node.jsvar http = require('http') server = http.createServer() server.on('request', function(req, res){ setTimeout(function(){ res.writeHead(200, {'Content-Type': 'text/plain'}); res.write('Hello World'); res.end() }, 100) }) server.listen(3000, '127.0.0.1'); console.log('Server running at http://127.0.0.1:3000/'); 実行を忘れずに