What’s New

dayjs

Frameworks & Libraries

dayjs release notes.

Latest v1.11.21 · by dayjsWebsiteiamkun/dayjs

Changelog

v1.11.20

Fixed
  • Update locale km.js to support meridiem
  • Update updateLocale plugin to merge nested object properties instead of replacing
1.11.20 (2026-03-12)
Bug Fixes
  • Update locale km.js to support meridiem (#3017) (9d2b6a1)
  • update updateLocale plugin to merge nested object properties instead of replacing (#3012) (99691c5), closes #1118

v1.11.19

Fixed
  • Add usage warnings for diff and update unit tests
  • Avoid instantiating regexes within ar locale functions to improve performance
  • Replace italian locale "un' ora fa" with "un'ora fa" and add tests for it
  • Update Belarusian locale with relative time
1.11.19 (2025-10-31)
Bug Fixes
  • added usage warnings for diff + updated unit tests (#2948) (269a7a9)
  • dont instantiate regexes within ar locale functions to avoid performance overhead (#2898) (af5e9f0)
  • replace italian locale "un' ora fa" with "un'ora fa", add tests for it (#2930) (9e9f76c)
  • Updated Belarusian locale with relative time (#2656) (1d8746c)

v1.11.12

Fixed
  • Add NegativeYear Plugin support
  • Add UTC support to negativeYear plugin
  • Fix zero offset issue when use tz with locale
  • Improve typing for min/max plugin
  • Timezone plugin correct parse UTC tz
1.11.12 (2024-07-18)
Bug Fixes