[tz] Question about IANA time zone names

Paul Eggert eggert at cs.ucla.edu
Fri May 15 07:29:34 UTC 2015


Avila, Edgar wrote:
> We wonder whether there is a restriction such as maximum length of characters, pattern of characters to allow, etc.

Yes, lots.  Please see the 'Theory' file, which discusses this.

> One more question, is it really America/Costa_Rica or Japan a name or an ID?

America/Costa_Rica is a Zone, which has a name.  Japan is a Link, which is an 
alias for Asia/Tokyo.  This is discussed in the 'zic' man page.



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