rest-3.js

const user = {
  password: "0123456789abcdef",
  salt: "1a2b3c",
  name: "Bruno Sabot",
  email: "bruno@example.org",
};

const { password, salt, ...restOfUser } = user;

console.log(password); // 0123456789abcdef
console.log(salt); // 1a2b3c
console.log(restOfUser); // {name: "Bruno Sabot", email: "bruno@example.org"};