Claude
5faa57bb2d
Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_017ic4b3fvyFpxThdRxcozLx
31 lines
1.4 KiB
Plaintext
31 lines
1.4 KiB
Plaintext
== 31 February under three resolver styles (pattern dd-MM-uuuu) ==
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STRICT DateTimeParseException: Text '31-02-2026' could not be parsed: Invalid date 'FEBRUARY 31'
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SMART 2026-02-28
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LENIENT 2026-03-03
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== 30 February and 32 January ==
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SMART 30-02-2026 2026-02-28
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SMART 32-01-2026 DateTimeParseException: Text '32-01-2026' could not be parsed: Invalid value for DayOfMonth (valid values 1 - 28/31): 32
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== STRICT with yyyy: year-of-era needs an era, so it cannot resolve ==
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yyyy DateTimeParseException: Text '14-11-2026' could not be parsed: Unable to obtain LocalDate from TemporalAccessor: {MonthOfYear=11, DayOfMonth=14, YearOfEra=2026},ISO of type java.time.format.Parsed
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uuuu 2026-11-14
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== how many digits? MM wants two, M accepts one or two ==
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yyyy-MM-dd 2026-1-5 DateTimeParseException: Text '2026-1-5' could not be parsed at index 5
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yyyy-M-d 2026-1-5 2026-01-05
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yyyy-M-d 2026-01-05 2026-01-05
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== two-digit years are read as 2000-2099 ==
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01-01-30 -> 2030-01-01
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01-01-99 -> 2099-01-01
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== month names are case-sensitive unless you say otherwise ==
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14 Nov 2026 2026-11-14
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14 NOV 2026 DateTimeParseException: Text '14 NOV 2026' could not be parsed at index 3
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14 NOV 2026 (parseCaseInsensitive) 2026-11-14
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== the old SimpleDateFormat, same 31-02-2026 ==
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lenient (default): Tue Mar 03 00:00:00 IST 2026
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setLenient(false): ParseException: Unparseable date: "31-02-2026"
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