Method _addTimestampToSelection

packages/main/src/DayPicker.ts:593–597

(timestamp: number)

	}

	_addTimestampToSelection(timestamp: number) {
		if (!this.selectedDates.includes(timestamp)) {
			this.selectedDates = [...this.selectedDates, timestamp];
		}
	}

	_removeTimestampFromSelection(timestamp: number) {
		this.selectedDates = this.selectedDates.filter(value => value !== timestamp);