// this code is readonly 👇
const pattern = /^[A-Za-z0-9+_.-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}$/;
const regex = new RegExp(pattern, 'g');

// this code is editable 👇

const input = "hello world";
const result = {
  replace: input.replaceAll(regex, ''),
  match: input.match(regex),
}
console.log(result);