Cake\Chronos\Traits\ModifierTrait::firstOfQuarter PHP Method

ModifierTrait Trait Documentation 显示文件 Open project: cakephp/chronos

firstOfQuarter() public method

Modify to the first occurrence of a given day of the week in the current quarter. If no dayOfWeek is provided, modify to the first day of the current quarter. Use the supplied consts to indicate the desired dayOfWeek, ex. ChronosInterface::MONDAY.

public firstOfQuarter ( integer \| null $dayOfWeek = null ) : mixed
$dayOfWeek	integer \| null	The day of the week to move to.
return	mixed

    public function firstOfQuarter($dayOfWeek = null)
    {
        return $this->day(1)->month($this->quarter * ChronosInterface::MONTHS_PER_QUARTER - 2)->firstOfMonth($dayOfWeek);
    }

ModifierTrait

addDay

addDays

addHour

addHours

addMinute

addMinutes

addMonth

addMonthWithOverflow

addMonths

addMonthsWithOverflow

addSecond