This implementation looks for the longest matching string. For example, parsing Etc/GMT-2 will return Etc/GMC-2 rather than just Etc/GMC although both are valid.
Prints the date-time object to the buffer. !(p) The context holds information to use during the format. It also contains the date-time information to be printed. !(p) The buffer must not be mutated beyond the content controlled by the implementation.
Parses text into date-time information. !(p) The context holds information to use during the parse. It is also used to store the parsed date-time information.
Prints or parses a zone ID.