from UTC datetime object - 2026-04-16 13:05:15
object(DateTime)#1 (3) { ["date"]=> string(26) "2026-04-16 13:05:15.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }
object(DateTime)#1 (3) { ["date"]=> string(26) "2026-04-16 12:05:15.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }
from datetime object - 2026-04-16 12:05:15
1776341115
from getTimestamp - 2026-04-16 14:05:15
from time() - 2026-04-16 13:05:15


object(DateTime)#2 (3) { ["date"]=> string(26) "2026-04-16 13:05:15.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(13) "Europe/Warsaw" } -------

2026-04-16 13:05:15
1776337515
2026-04-16 13:05:15




from UTC datetime object - 2026-03-17 12:05:15
object(DateTime)#1 (3) { ["date"]=> string(26) "2026-03-17 12:05:15.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" }

timestamp - 1773749115
PT1H

from Europe/Warsaw datetime object - 2026-03-17 13:05:15
object(DateTime)#1 (3) { ["date"]=> string(26) "2026-03-17 13:05:15.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(13) "Europe/Warsaw" }

timestamp - 1773749115

PT1H