1. First you must install Node.js.
2. Then create a directory in your any drive, like E:\AfzaeLearning
3. Now open this directory in the VS code (code editor)
4. Now click into TerminalàNew Terminal from menu bar. Now the terminal will be looks like as below
5. Now write down the code PS E:\AfzaeLearning> npm init and press enter When show package name: (afzaelearning) then press enter
When show version: (1.0.0) then press enter
When show description: then press enter
When show entry point: (index.js): then press enter
When show test command: then press enter
When show git repository: then press enter
When show keywords: then press enter
When show author: then press enter
When show license: (ISC): then press enter
When show Is this OK? (yes): then write yes and press enter
If everything is ok, then shows PS E:\AfzaeLearning>
And a package.json file into the AfzaeLearning directory.
6. Now install Express. write down the code PS E:\AfzaeLearning> npm install express –save and press enter
After installing it looks like
And three files in to the AfzaeLearning directory.
7. Now install application skeleton. write down the code PS E:\AfzaeLearning> npx express-generator and press enter
destination is not empty, continue? [y/N]: y and and press enter
Finally, these files are in to the AfzaeLearning directory.
8. Now write down the code PS E:\AfzaeLearning> npm install -g and press enter
9. At last express js is installed. Now we will start express. Now write down the code PS E:\AfzaeLearning> npm start and press enter
If show error, then write down PS E:\AfzaeLearning> npm update and press enter
10. Now write down the code PS E:\AfzaeLearning> npm start and press enter then server will start
11. Write down in browser http://localhost:3000/ then the home page will show
In this way express js installed and run the server.