useragent module examples

useragent_example.js

var http      = require('http'),
    userAgent = require('useragent');

http.createServer(function (request, response) {

  var userAgentString = request.headers['user-agent'],
      ua_obj          = userAgent.parse(userAgentString),
      is              = userAgent.is(userAgentString),
      content         = "";

  content += "<h1>{ua}</h1>";
  content += "<dl>";
    content += "<dt>userAgent.is</dt><dd>{is}</dd>";
    content += "<dt>userAgent.parse</dt><dd>{ua_obj}</dd>";
    content += "<dt>userAgent response.pretty</dt><dd>{pretty}</dd>";
  content += "</dl>";

  response.writeHead( 200, {'Content-Type': 'text/html'});
  response.end(
    content.replace("{ua}", userAgentString)
           .replace("{ua_obj}", JSON.stringify(ua_obj))
           .replace("{is}", JSON.stringify(is))
           .replace("{pretty}", ua_obj.toAgent())
  );

}).listen(8000);

console.log('Server running at http://127.0.0.1:8000/');