tc39/proposal-temporal Issues

Last updated Dec 17, 2025, 5:56:39 AM UTC.

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Issue Title Within SLO On maintainers' plates for Time left Time past SLO
#3082 Coverage gap: Test what happens when PlainYearMonth's first day falls in ISO month -271821-03
#3158 Reference code has some weird case in the Chinese calendar in year 7253
#3207 Improve editorial note in NudgeToCalendarUnit, step 16
#3210 Reference code allows invalid time strings with fractional seconds but without minutes
#3211 Shipping in Chrome 144
#3212 confusing behavior about time zone in `toLocaleString` and `Intl.DateTimeFormat`