Bug #1920
closedDate parse %U & %W
Description
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Round trip errors for edge case dates:
Jan 01 2008
Date.strptime(Date.parse("Jan 01, 2008").strftime("%Y%U") , "%Y%U")
ArgumentError: invalid date
Dec 31, 2008
Date.strptime(Date.parse("Dec 31, 2008").strftime("%Y%W") , "%Y%W")
ArgumentError: invalid date
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Updated by nobu (Nobuyoshi Nakada) over 14 years ago
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Hi,
At Tue, 11 Aug 2009 00:47:44 +0900,
Angel Pizarro wrote in [ruby-core:24851]:
Round trip errors for edge case dates:
Jan 01 2008
Date.strptime(Date.parse("Jan 01, 2008").strftime("%Y%U") , "%Y%U")
ArgumentError: invalid dateDec 31, 2008
Date.strptime(Date.parse("Dec 31, 2008").strftime("%Y%W") , "%Y%W")
ArgumentError: invalid date
%U and %W mean week numbers, so the results, "200800" and
"200852" don't have enough info to determine their date.
You need to include %w together.
$ ruby -rdate -e 'p Date.strptime(Date.parse("Jan 01, 2008").strftime("%Y%U%w") , "%Y%U%w")'
#<Date: 2008-01-01 (4908933/2,0,2299161)>
$ ruby -rdate -e 'p Date.strptime(Date.parse("Dec 31, 2008").strftime("%Y%W%w") , "%Y%W%w")'
#<Date: 2008-12-31 (4909663/2,0,2299161)>
--
Nobu Nakada
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Updated by nobu (Nobuyoshi Nakada) over 14 years ago
- Status changed from Open to Rejected
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