How to use the getDaysInMonth function from date-fns

index.js

GitHub: datdotorg/datdot-ui

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// set init date
const date = new Date()
let year = getYear(date)
// get current month
let currentMonth = getMonth(date)
let currentDays = getDaysInMonth(date)
// get next month
let nextMonth = currentMonth+1
let nextDays = getDaysInMonth(new Date(year, nextMonth))
// store data

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+ 7 other calls in file

index.js

GitHub: v-garcia/home-server

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  return `${eurs},${String(cents).padStart(2, '0')}€`;
}

function getDayPriceText({ monthlyFlatRage, kwhPrice }, { date, value }) {
  value = value / 1000; // wh to kwh
  const dayFlat = Math.round(monthlyFlatRage / getDaysInMonth(date));
  const day = Math.round(value * kwhPrice);
  const dayTotal = dayFlat + day;

  return {

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DateFns.js

GitHub: tancc/purescript-date-fns

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exports.endOfYesterdayImpl = dateFns.endOfYesterday
exports.formatImpl = dateFns.format
exports.getDateImpl = dateFns.getDate
exports.getDayImpl = dateFns.getDay
exports.getDayOfYearImpl = dateFns.getDayOfYear
exports.getDaysInMonthImpl = dateFns.getDaysInMonth
exports.getDaysInYearImpl = dateFns.getDaysInYear
exports.getHoursImpl = dateFns.getHours
exports.getISODayImpl = dateFns.getISODay
exports.getISOWeekImpl = dateFns.getISOWeek

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+ 16 other calls in file

Calendar.jsx

GitHub: hrla26-sdc-urbnb/bookingWidgetAndUnitInfo

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if (state.displayMonth === 0) {
  year -= 1;
  refresh = 11;
}
const previousMonth = this.monthMap[refresh || ((state.displayMonth - 1) % 12)];
const daysInMonth = date.getDaysInMonth(`${previousMonth} ${year}`);
const firstDay = this.dayMap[date.startOfMonth(`${previousMonth} ${year}`).getDay()];
return {
  calMatrix: calMaker(firstDay, daysInMonth),
  displayMonth: refresh || ((state.displayMonth - 1) % 12),

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prorata_calculator.js

GitHub: dsonjay/onemore

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if (billing_date.getDate() <= move_in_date.getDate()) {
  billing_date.setMonth(billing_date.getMonth() + 1);
}

var billable_days = datefns.differenceInCalendarDays(billing_date, move_in_date) + 1;
var days_in_month = datefns.getDaysInMonth(move_in_date);
var final_rent = (params.monthly_rent / days_in_month) * billable_days;
var rent = parseFloat(final_rent.toFixed(2));

return {

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index.js

GitHub: datdot-ui/day-selector-single

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function update_cal(data) {
        const { pos } = data
        let date = setMonth(new Date(), pos)
        current_state.opts.year = getYear(date)
        current_state.opts.days = getDaysInMonth(date)
        current_state.opts.month = getMonth(date)
        adjust_cal_to_month()
}

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+ 17 other calls in file

demo.js

GitHub: datdot-ui/day-selector-range

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      }
      const month_name1 = `cal-month-1`
      const days_name1 = `cal-days-1`

const date1 = setMonth(new Date(), current_state.first.pos)
current_state.first.days = getDaysInMonth(date1)
current_state.first.year = getYear(date1)

const cal_month1 = calendarMonth({ pos: current_state.first.pos }, contacts.add(month_name1))
let cal_days1 = calendarDays({

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+ 3 other calls in file

demo.js

GitHub: datdot-ui/day-selector-single

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      const current_state = { pos: 1, value: null     }
      const month_name = `month-selector`
      const days_name = `day-selector`

const date = setMonth(new Date(), current_state.pos)
current_state.days = getDaysInMonth(date)
current_state.year = getYear(date)

const cal_month = calendarMonth({ pos: current_state.pos }, contacts.add(month_name))
let cal_days = calendarDays({

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+ 3 other calls in file

index.js

GitHub: datdot-ui/datepicker-single

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cal.classList.add('calendar')

const weekList = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday']

const date = setMonth(new Date(), current_state.opts.pos)
current_state.opts.days.count = getDaysInMonth(date)
current_state.opts.year = getYear(date)

      const month_name = `month-selector`
      const days_name = `day-selector`

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+ 7 other calls in file

index.js

GitHub: datdot-ui/datepicker-range

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cal2.classList.add('calendar')

const weekList= ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday']

const date1 = setMonth(new Date(), current_state.opts.first.pos)
current_state.opts.first.days.count = getDaysInMonth(date1)
current_state.opts.first.year = getYear(date1)

const date2 = setMonth(new Date(), current_state.opts.second.pos)
current_state.opts.second.days.count = getDaysInMonth(date2)

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+ 2 other calls in file