Php/docs/dateperiod.getstartdate
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DatePeriod::getStartDate
(PHP 5 >= 5.6.5, PHP 7)
DatePeriod::getStartDate — Gets the start date
说明
面向对象风格
public DatePeriod::getStartDate ( ) : DateTimeInterface
Gets the start date of the period.
参数
此函数没有参数。
返回值
Returns a DateTimeImmutable object
when the DatePeriod is initialized with a
DateTimeImmutable object
as the start parameter.
Returns a DateTime object otherwise.
范例
Example #1 DatePeriod::getStartDate() example
<?php$period = new DatePeriod('R7/2016-05-16T00:00:00Z/P1D');$start = $period->getStartDate();echo $start->format(DateTime::ISO8601);?>
以上例程会输出：
2016-05-16T00:00:00+0000
