I think the best approach would be to open a bug under https://bugs.php.net/
since this does
not look like intended behavior.
Regards,
Stelian
On Mon, May 4, 2015 at 5:33 PM, Markus Fasselt <markus.fass...@gmail.com>
wrote:
> Hi,
>
> when I modify a DateTime object and add or subtract weekdays, it happens
> that the current time is reset to 00:00:00.
>
> This effect does not occur when I add days. I also experienced the same
> behavior with strototime.
>
> > <?php
> >
> > $a = new DateTime(strtotime('2015-05-04 17:22'));
> > var_dump((string) $a->format('Y-m-d H:i:s')); // 2015-05-04 17:22:00
> > $a->modify('+1 day');
> > var_dump((string) $a->format('Y-m-d H:i:s')); // 2015-05-05 17:22:00
> > $a->modify('+1 weekday');
> > var_dump((string) $a->format('Y-m-d H:i:s')); 2015-05-06 00:00:00
> >
> > var_dump(date('Y-m-d H:i:s', strtotime('+1 weekday'))); // 2015-05-05
> 00:00:00
>
> http://3v4l.org/554H4
>
> There seems to be slighly different behavior between the different PHP
> versions. strotime always had this behavior. DateTime::modify() worked
> correct until PHP 5.3.5.
>
> I don't know if this behavior was changed on purpose (I didn't find
> something on it). If so, why? Otherwise I would suggest to fix this, as
> it is really confusing.
>
> Regards,
> Markus
>
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