Quick understanding of Node. js environment configuration in the Window of node. js, Node. jsnodejs

Quick understanding of Node. js environment configuration in the Window of node. js, Node. jsnodejs

In the window, I also tried it. The installation was complete and the test passed!

1. Download node

Download node at https://nodejs.org/en/and select the stable version on the left.

2. Install node

Install the downloaded node step by step.

3. Check whether node is successfully installed after installation.

After installation, a command window is displayed at the start of window.

Check the node version after enabling

4. Install Global Express

5. Check whether Express is successfully installed.

6. demo Test

1) Create helloWorld. js

var http = require("http"); http.createServer(function(request, response) { response.writeHead(200, {"Content-Type": "text/plain"}); response.write("Hello World"); response.end(); }).listen(8899); console.log("nodejs start listen 8899 port!");

2) Place helloWorld. js in the F: \ nodejs \ node_modules \ npm \ test directory.

3). Start the output

Use the command line to point to the upper-level directory of helloWorld. js and start express

7.

Running result

Enter http: // 127.0.0.1: 8899 in the browser. The output result is as follows:

By l'oreal Paris

The above is all the content of this article, hoping to help you learn.

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