nodejs解析xml文件

npm install xmlreader -S

var express = require('express');
var router = express.Router();
var http = require('http');
var https = require('https');
var readXml = require('xmlreader');
/* GET users listing. */
router.get('/readSitemap', function(req, res) {


var options = {
    hostname: 'www.oecom.cn',       
    path: '/sitemap.xml',    
    method: 'GET'    
};    
    
var clientReq = https.request(options, function (clientRes) { 
var xmlData = '';  
var xmlURLArray = []; 
    console.log('STATUS: ' + clientRes.statusCode);    
    console.log('HEADERS: ' + JSON.stringify(clientRes.headers));    
    clientRes.setEncoding('utf8');    
    clientRes.on('data', function (chunk) {    
        //console.log('BODY: ' + chunk);
        xmlData+=chunk;
    });  
    clientRes.on('end', function (chunk) {
    	readXml.read(xmlData, function(errors, xmlResponse){  
		    if(null !== errors ){  
		        console.log(errors)  
		        return;  
		    }
		    console.log(xmlResponse);
		    xmlResponse.urlset.url.array.map(item=>{
		    	 xmlURLArray.push(item.loc.text());
		    });
		   
		    res.end(JSON.stringify(xmlResponse.urlset.url.array[0]));
		});  
       
    });    
});    
    
clientReq.on('error', function (e) {    
    console.log('problem with request: ' + e.message);    
});    
    
clientReq.end();  
});