var http = require('http');
http.createServer(function (req, res) {
    // res.setHeader('Content-Type', 'text/plain;charset=utf-8');
    // res.setHeader('Content-Type', 'text/html; charset=utf-8');
    // res.end('你好 世界');
    res.write('你好 世界');
    res.end('<a href="javascript:;">百度</a>');
}).listen(3000, function () {
    console.log('server is running!');
});