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Talk:Date manipulation: Difference between revisions
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: The task itself does not specify what the answer should be -- only the answers may/will be region specific. The result of the Tcl solution merely happens to show that I live in the Eastern time zone. --[[User:Glennj|glennj]] 10:36, 14 May 2009 (UTC)
:: You can always use the <tt>-timezone</tt> option to print in another format.
::<lang tcl>% set date "March 7 2009 7:30pm EST"
March 7 2009 7:30pm EST
% set epoch [clock scan $date -format "%B %d %Y %I:%M%p %z"]
1236472200
% set later [clock add $epoch 12 hours]
1236515400
% clock format $later
Sun Mar 08 12:30:00 GMT 2009
% clock format $later -timezone America/New_York
Sun Mar 08 08:30:00 EDT 2009
% clock format $epoch
Sun Mar 08 00:30:00 GMT 2009</lang>
::The last one is just to check that it really is doing the time math right. Forgot that there was a DST change at that point in time... —[[User:Dkf|Dkf]] 10:58, 14 May 2009 (UTC)
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