calendar/src/lib/calendar-v2.js
@@ -59,8 +59,8 @@ } // calculate how many days of last month get place in the first week // of this month let dayOfFirstDate = weekDayOfDate(1, month, year); let diff = (7 + (dayOfFirstDate - Calendar._firstDayOfWeek)) % 7; const dayOfFirstDate = weekDayOfDate(1, month, year); const diff = (DAYS_IN_WEEK + (dayOfFirstDate - Calendar._firstDayOfWeek)) % DAYS_IN_WEEK; let countSpace = diff; let firstWeek = []; while(countSpace-- > 0) {