fun copy(year: Int = this.year, month: Month = this.month, dayOfMonth: Int = this.day): Datefun copy(year: Int = this.year, monthNumber: Int, dayOfMonth: Int = this.day): Datefun copy(year: Int = this.year, dayOfYear: Int = this.dayOfYear): Date
Return a copy of this Date, replacing individual components with new values as desired.