Learning Node.js: A Hands-On Guide to Building Web Applications in JavaScript by Marc Wandschneider

Learning Node.js: A Hands-On Guide to Building Web Applications in JavaScript by Marc Wandschneider

Author:Marc Wandschneider [Wandschneider, Marc]
Language: eng
Format: azw3
Publisher: Pearson Education
Published: 2016-12-23T05:00:00+00:00

hello world

Now, watch what happens if you move the responseTime middleware component to the end, as follows:

Click here to view code image

var express = require('express');

var app = express();


// move this to AFTER the next use() and see what happens!

.use(function(req, res){

res.end('hello world\n');




Notice that the X-Response-Time header is gone!

Click here to view code image

HTTP/1.1 200 OK

X-Powered-By: Express

Date: Wed, 05 Dec 2012 04:14:05 GMT

Connection: keep-alive

Transfer-Encoding: chunked


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