carbon('2018-04-18') returns a carbon instance
- addWorkdays($count): self
- isHoliday()
- isWorkday()
- isLiberationDay()
- isRepublicDay()
- isImmaculateConceptionFeast()
- isAssumptionOfMaryFeast()
- isEpiphany()
- isDayBeforeChristmas()
- isChristmas()
- isSaintStephenDay()
- isSaintSylvesterDay()
- isWorkersDay()
- isEasterDay()
- isEasterMonday()
->isHoliday() does not answer true for Saturdays and Sundays, so, to obtain the same result as in v1.x this:
$date->isHoliday()should be changed to:
!$date->isWorkday()or
$date->isHoliday() || $date->isWeekend()