Difference between on() and add.listener() function in Node.js — Node.js Technical Interview Questions & Answers

Difference between on() and add.listener() function in Node.js

Difference between on() and add.listener() function in Node.js

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Code Examples for Difference between on() and add.listener() function in Node.js

Difference between on() and add.listener() function in Node.js — working example

// Difference between on() and add.listener() function in Node.js
const users = [
  { id: 1, name: "Asha" },
  { id: 2, name: "Ravi" },
];

function findUser(id) {
  return users.find((u) => u.id === id) ?? null;
}

console.log(findUser(2));
console.log(users.map((u) => u.name));

Difference between on() and add.listener() function in Node.js: find user 2, then list names. Say both prints.

How to Explain Difference between on() and add.listener() function in Node.js to an Interviewer

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