Command Reference : String and Date Function Reference
Available time zone specifications.
Syntax: @tzlist
Return: string
Returns a space delimited list of descriptions of all the time zones for which information is available on the current machine.
string all_specs = @tzlist
saves the list of all available time zone specifications for the current machine to the string object ALL_SPECS.
See “Strings” and “Event Functions” for related discussion.
See also the related time zone functions @utc, @localt, @tz, and @tzspec.