I (think I) observe 3 problems with "clock scan".
In the tcl8.4b1 release, the clock.n man page discusses
clock scan's ability to crack ISO 8601 point-in-time
The man page is incomplete, since it doesn't give
ISO 8601 formats using hyphens and colons, such as:
Then, sitting here in the US PDT time zone (-7:00 from
UTC) if I do
clock format [ clock scan 2002-07-15T20:15:00 ]
Mon Jul 15 06:15:00 PDT 2002
This is 2*7 hours off of reality; the value 7 is my UTC
Finally, clock scan can't handle the suffix time zone
qualifier, such as
It throws an error "unable to convert"
I'm no expert in the tarpit of calendrics, and various
specifications as recommended by ISO or WWW or RFC.
Please see Tcl bug 218518 which was closed ~2years ago.
I don't think that the problems in 218518 were fully