Get timezone of given $time string. Default is UTC if no timezone is indicated in $time string
time:get_timezone($time) : STRING
time:get_timezone("2019-10-2")
#=> "UTC"
time:get_timezone("2020-01-06 08:45:17.026803 PST")
#=> "PST"Copyright ©2013-2022 SunSed®. All rights reserved.