Esta función se basa en serve-static y es responsable del servicio de activos estáticos de una aplicación Express. Express.js Web Application. Installieren Sie dann express als Abhängigkeit, wie im Installationshandbuch beschrieben. Let's start with the very basic structure. Create a folder name EXPRESS_WEBSERVER, navigate into the folder using command prompt and run the following command. Express.js provides an easy way to create web server and render HTML pages for different HTTP requests by configuring routes for your application.
This is where we'll write our code. To view the examples, clone the Express repo and install the dependencies: express.static(root, [options]) La única función de middleware incorporado en Express es express.static. '); Our Express.js tutorial includes all topics of Express.js such as Express.js installation on windows and linux, request object, response object, get method, post method, cookie management, scaffolding, file upload, template etc. Erstellen Sie im Verzeichnis myapp eine Datei namens app.js und fügen Sie den folgenden Code hinzu: var express = require('express'); var app = express(); app.get('/', function (req, res) { res.send('Hello World! By default, the … It is a fast, robust and asynchronous in nature. In this section, you will learn how to create a web application using Express.js. Now create a server.js file. Web Server. The second installs express. Express does not force you to use any specific ORM or template engine. Now that we installed express.js globally, we will build a web application using Express.js. El argumento root especifica el directorio raíz desde el que se realiza el servicio de activos estáticos. APIs Mithilfe unzähliger HTTP-Dienstprogrammmethoden und Middlewarefunktionen gestaltet sich das Erstellen einer leistungsfähigen API schnell und einfach. Express is a node.js web development framework which comes with various features you require to build end-to-end web application such as routing, parsing, render engine support, etc.
'); }); app.listen(3000, function () { console.log('Example app listening on port 3000! Examples.
With support for over 14 template engines via Consolidate.js, you can quickly craft your perfect framework. This tutorial is for Node.js and Express Beginners.
Note, the --save flag simply adds express to the packages file so that if we need to reinstall the packages again, package.json knows/remembers which packages the project needs .
The first line creates the package.json file, it basically initiates the project. In this Node.js tutorial for beginners, we are going to cover the following topics: Node.js Basic Concepts
Express.js Web Application Example. Express ist ein einfaches und flexibles Node.js-Framework von Webanwendungen, das zahlreiche leistungsfähige Features und Funktionen für Webanwendungen und mobile Anwendungen bereitstellt. Express.js is a web framework for Node.js.