how to print json array in html return by node.js -

i return array node.js reading xml content txt file , store in array send html page using ajax method how task.

  xml2js = require('xml2js');     fs = require('fs');     var arr={};      var parser = new xml2js.parser();          fs.readfile('d:/test.txt', function(err, data) {         parser.parsestring(data, function (err, result) {                arr=result.cluster.array[0].string;              });     });      app.get('/test', function(req, res, next) {       res.json({ message: arr });                    //passing array data     }); 

how display in html page current used. whole data in console log not able display in html page message undefined :

  $.ajax({       url: '/test',       complete: function(data) {         json.stringify(data);      console.log(data.message);       // document.write(data.message);       for(i=0;i<data.length;i++)      {          document.write(data.message[i].val);      $('#did').append('<h1>'+data.message[i].name+'</h1>');       }     } 

use readstream, , stream httpresponse

    stream = fs.createreadstream "path/to/file.json"     stream.pipe(res)