Class Birthday

constructor

• new Birthday(year, month, day): Birthday

• Builds a birthday object for a contact

  Parameters

  • year: string

    Year of birth (YYYY)

  • month: string

    Month of birth (MM)

  • day: string

    Day of birth (DD)

  Returns Birthday

  Throws

  If the year, month, or day doesn't have a valid length

Readonly birthday