https://www.php.net/manual/tr/intltimezone.getoffset.php
PHP: IntlTimeZone::getOffset - Manual
Get the time zone raw and GMT offset for the given moment in time
phpgetoffsetmanual
https://learn.microsoft.com/en-us/dotnet/api/system.buffers.readonlysequence-1.getoffset?view=net-6.0
ReadOnlySequenceT.GetOffset(SequencePosition) Method (System.Buffers) | Microsoft Learn
Returns the offset of a position within this sequence.
getoffsetmethodsystembuffersmicrosoft