CronExpression_HoursField::increment │ public │ WC 1.0

{@inheritdoc}

Method of the class: CronExpression_HoursField{}

No Hooks.

Returns

null. Nothing (null).

Usage

$CronExpression_HoursField = new CronExpression_HoursField();
$CronExpression_HoursField->increment( $date, $invert );

$date(DateTime) (required)

.

$invert

.
Default: false

CronExpression_HoursField::increment() CronExpression HoursField::increment code ^{WC 10.8.1}

public function increment(DateTime $date, $invert = false)
{
    // Change timezone to UTC temporarily. This will
    // allow us to go back or forwards and hour even
    // if DST will be changed between the hours.
    $timezone = $date->getTimezone();
    $date->setTimezone(new DateTimeZone('UTC'));
    if ($invert) {
        $date->modify('-1 hour');
        $date->setTime($date->format('H'), 59);
    } else {
        $date->modify('+1 hour');
        $date->setTime($date->format('H'), 0);
    }
    $date->setTimezone($timezone);

    return $this;
}