How to use the d3-time.timeDays function in d3-time

dateArray = d3Time.timeMilliseconds(start, end, 60000);

countableI = d3Time.timeSecond;
dateArray = d3Time.timeSeconds(start, end);
dateArray = d3Time.timeSeconds(start, end, 120);

countableI = d3Time.timeMinute;
dateArray = d3Time.timeMinutes(start, end);
dateArray = d3Time.timeMinutes(start, end, 5);

countableI = d3Time.timeHour;
dateArray = d3Time.timeHours(start, end);
dateArray = d3Time.timeHours(start, end, 2);

countableI = d3Time.timeDay;
dateArray = d3Time.timeDays(start, end);
dateArray = d3Time.timeDays(start, end, 2);

countableI = d3Time.timeWeek;
dateArray = d3Time.timeWeeks(start, end);
dateArray = d3Time.timeWeeks(start, end, 2);

countableI = d3Time.timeSunday;
dateArray = d3Time.timeSundays(start, end);
dateArray = d3Time.timeSundays(start, end, 2);

countableI = d3Time.timeMonday;
dateArray = d3Time.timeMondays(start, end);
dateArray = d3Time.timeMondays(start, end, 2);

countableI = d3Time.timeTuesday;
dateArray = d3Time.timeTuesdays(start, end);

countableI = d3Time.timeSecond;
dateArray = d3Time.timeSeconds(start, end);
dateArray = d3Time.timeSeconds(start, end, 120);

countableI = d3Time.timeMinute;
dateArray = d3Time.timeMinutes(start, end);
dateArray = d3Time.timeMinutes(start, end, 5);

countableI = d3Time.timeHour;
dateArray = d3Time.timeHours(start, end);
dateArray = d3Time.timeHours(start, end, 2);

countableI = d3Time.timeDay;
dateArray = d3Time.timeDays(start, end);
dateArray = d3Time.timeDays(start, end, 2);

countableI = d3Time.timeWeek;
dateArray = d3Time.timeWeeks(start, end);
dateArray = d3Time.timeWeeks(start, end, 2);

countableI = d3Time.timeSunday;
dateArray = d3Time.timeSundays(start, end);
dateArray = d3Time.timeSundays(start, end, 2);

countableI = d3Time.timeMonday;
dateArray = d3Time.timeMondays(start, end);
dateArray = d3Time.timeMondays(start, end, 2);

countableI = d3Time.timeTuesday;
dateArray = d3Time.timeTuesdays(start, end);
dateArray = d3Time.timeTuesdays(start, end, 2);

dateArray = d3Time.timeMilliseconds(start, end, 60000);

countableI = d3Time.timeSecond;
dateArray = d3Time.timeSeconds(start, end);
dateArray = d3Time.timeSeconds(start, end, 120);

countableI = d3Time.timeMinute;
dateArray = d3Time.timeMinutes(start, end);
dateArray = d3Time.timeMinutes(start, end, 5);

countableI = d3Time.timeHour;
dateArray = d3Time.timeHours(start, end);
dateArray = d3Time.timeHours(start, end, 2);

countableI = d3Time.timeDay;
dateArray = d3Time.timeDays(start, end);
dateArray = d3Time.timeDays(start, end, 2);

countableI = d3Time.timeWeek;
dateArray = d3Time.timeWeeks(start, end);
dateArray = d3Time.timeWeeks(start, end, 2);

countableI = d3Time.timeSunday;
dateArray = d3Time.timeSundays(start, end);
dateArray = d3Time.timeSundays(start, end, 2);

countableI = d3Time.timeMonday;
dateArray = d3Time.timeMondays(start, end);
dateArray = d3Time.timeMondays(start, end, 2);

countableI = d3Time.timeTuesday;
dateArray = d3Time.timeTuesdays(start, end);

countableI = d3Time.timeSecond;
dateArray = d3Time.timeSeconds(start, end);
dateArray = d3Time.timeSeconds(start, end, 120);

countableI = d3Time.timeMinute;
dateArray = d3Time.timeMinutes(start, end);
dateArray = d3Time.timeMinutes(start, end, 5);

countableI = d3Time.timeHour;
dateArray = d3Time.timeHours(start, end);
dateArray = d3Time.timeHours(start, end, 2);

countableI = d3Time.timeDay;
dateArray = d3Time.timeDays(start, end);
dateArray = d3Time.timeDays(start, end, 2);

countableI = d3Time.timeWeek;
dateArray = d3Time.timeWeeks(start, end);
dateArray = d3Time.timeWeeks(start, end, 2);

countableI = d3Time.timeSunday;
dateArray = d3Time.timeSundays(start, end);
dateArray = d3Time.timeSundays(start, end, 2);

countableI = d3Time.timeMonday;
dateArray = d3Time.timeMondays(start, end);
dateArray = d3Time.timeMondays(start, end, 2);

countableI = d3Time.timeTuesday;
dateArray = d3Time.timeTuesdays(start, end);
dateArray = d3Time.timeTuesdays(start, end, 2);

        const dayRect = svgUpdate.select(".days").selectAll(".day").data(function (d) { return d3TimeDays(new Date(d, 0, 1), new Date(d + 1, 0, 1)); });
        const dayRectUpdate = dayRect.enter().append("rect")

yearRange.forEach((year, i) => {
        const yearStart = new Date(year, 0, 1)
        const yearEnd = new Date(year + 1, 0, 1)

        days = days.concat(
            timeDays(yearStart, yearEnd).map(dayDate => {
                return {
                    date: dayDate,
                    day: dayFormat(dayDate),
                    size: cellSize,
                    ...cellPosition(originX, originY, dayDate, i),
                }
            })
        )

        const yearMonths = timeMonths(yearStart, yearEnd).map(monthDate => ({
            date: monthDate,
            year: monthDate.getFullYear(),
            month: monthDate.getMonth(),
            ...memoMonthPathAndBBox({
                originX,
                originY,

export const generateDayCounts = (from, to, maxSize = 0.9) => {
    const days = timeDays(from, to)

    const size =
        Math.round(days.length * (maxSize * 0.4)) +
        Math.round(Math.random() * (days.length * (maxSize * 0.6)))

    const dayFormat = timeFormat('%Y-%m-%d')

    return shuffle(days)
        .slice(0, size)
        .map(day => {
            return {
                day: dayFormat(day),
                value: Math.round(Math.random() * 400),
            }
        })
}