Shane F. Carr

Issue #230 was to make Vec and String implement `Copy`. However, as explained by @MarcusGrass, @delta4chat and others in #230, it is not possible to conditionally implement `Copy` on `Vec`...

ICU-23101 Add extended year test for Chinese, Gregorian, Japanese, ...

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Added test for the extended year. I can also add tests for other things. #### Checklist - [x] Required: Issue filed: ICU-23101 - [x] Required: The PR title must be...

ICU-22885 Add parsing of approximately sign

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This adds support for parsing the approximately sign and fixes the bug observed in ICU-22885. #### Checklist - [x] Required: Issue filed: ICU-22885 - [x] Required: The PR title must...

CLDR-18465 Remove Before Diocletian era from Coptic calendar

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CLDR-18465 - [ ] This PR completes the ticket. Related to #4581. Wanted to get feedback on how to _remove_ an era. @pedberg-icu @srl295 ALLOW_MANY_COMMITS=true

CLDR-18369 Revise era codes based on March 20 discussion

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CLDR-18369 - [ ] This PR completes the ticket. ALLOW_MANY_COMMITS=true

CLDR-18187 Add complex segmentation to scriptMetadata.txt

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CLDR-18187 - [x] This PR completes the ticket. CC @eggrobin @makotokato @Manishearth See ticket for details. The issue discussed in multiple CLDR Design WG meetings, but this specific solution was...

ECMA-402 should stop accepting language subtags with more than 3 letters

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See https://github.com/unicode-org/icu4x/issues/3989 Language subtags with more than 3 letters are uncommon in the wild, whereas supporting them comes with an implementation cost. We should look into removing the requirement that...

As a follow-up to https://github.com/tc39/ecma402/issues/588 and https://github.com/tc39/ecma402/pull/780, we are now specifying that the available locales ought to be derived from the User Agent, and we left some room to explore...

Unicode is planning to deprecate H24. What should browsers do?

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_Background:_ The H24 hour cycle is one where the first hour of the day is labeled 24, the second hour is labeled 01, and the last hour is labeled 23....

Merge PluralRules into NumberFormat (formatSelect)

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Time and time again, programmers are confused about how to use Intl.PluralRules, especially in ways that relate to rendered digits, like how to take the plural form of `1` versus...