Returns the of days in the month of timestamp t, in a certain time_zone.
daysInTheMonth(number t, timeZone time_zone) #Output: Number
daysInTheMonth(2016/02/28 00:00, LOCAL)
The function will return a : 29
2016 was a leap year.
timestamp
timeZone
The time zone used for the calculation.
Work days might depend on the time zone - it might be Sunday on the west coast of the US while at the same time it's already Monday in Australia.
The function returns a .