utility-misconception.ts

interface Person {
  firstName: string;
  lastName: string;
  email: string;
  phone: string;
}

const person: Person = {
  firstName: "Jane",
  lastName: "Bloggs",
  email: "jane@example.com",
  phone: "0123456789"
};

console.log(person);
// expected output: email is a property

const personWithoutEmail: Omit<Person, "email"> = person
console.log(personWithoutEmail);
// expected output: email is not a property
// actual output: email is not a property, but is still part of the object. Oops!