nodejs read input code example

Example 1: input in node js

const readline = require('readline').createInterface({
  input: process.stdin,
  output: process.stdout
});
 
readline.question('who are you: ', name => {
	console.log(`hello, hi there ${name}`);
	readline.close();
})

Example 2: promp node js

const readline = require("readline");

const rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout
});

rl.question("What is your name ? ", function saveInput(name) {
  console.log(`His name is ${name}`);
  rl.close();
});

rl.on("close", function saveInput() {
    console.log("\nBYE BYE !!!");
    process.exit(0);
});

Example 3: readline in javascript

//Node.js readline
const readline = require('readline');

const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});

rl.question('What do you think of Node.js? ', (answer) => {
  console.log(`Thank you for your valuable feedback: ${answer}`);
  rl.close();
});