npm project code example

Example 1: npm default init

npm config ls -l	# List some default settings

npm config set <key> <value> -g	# Set default value for a key
npm config set init-author-name "John Doe" -g	# Set default author
npm config set init-version "1.0.0" -g	# Set default version
npm config set init-license "MIT" -g	# Set default license

npm config get <key>	# Get default value for a key

npm init -y	# Create package.json with default settings

Example 2: how to create npm project

//Load HTTP module
const http = require("http");
const hostname = '127.0.0.1';
const port = 3000;

//Create HTTP server and listen on port 3000 for requests
const server = http.createServer((req, res) => {

  //Set the response HTTP header with HTTP status and Content type
  res.statusCode = 200;
  res.setHeader('Content-Type', 'text/plain');
  res.end('Hello World\n');
});

//listen for request on port 3000, and as a callback function have the port listened on logged
server.listen(port, hostname, () => {
  console.log(`Server running at http://${hostname}:${port}/`);
});