Rails validations to email and telephone number formats

rails_format_validations.rb

  validates :zipcode, format: { with: /[0-9]{5}-[0-9]{3}/ }

  validates :phone, format: { with: /\(?[0-9]{2}\)? ?[0-9]{4,5}-?[0-9]{4}/ }

  validates :email, format: { with: /\A.+@.+\..+\z/ }