Re: [VOTE][RFC] mb_ucfirst and mb_lcfirst functions

2024年2月7日(水) 12:56 Tim Starling <tstarling@wikimedia.org>: > > On 7/2/24 13:43, Ayesh Karunaratne wrote: > > > > Hi Tim, > > Now that the RFC is restarted, could you mention some examples in > > Georgian that might be good test cases? > > > > I was thinking there might be some good test cases in Turkish, but > > couldn't find any. The RFC has examples > > (https://github.com/php/php-src/pull/13161) in Vietnamese, but they > > are correct for both "uppercase first character" and titlecase > > conversions. > > Any Georgian word would do. Your ASCII test case is "abc". The > Georgian equivalent for that would be "აბგ" (ani bani gani, U+10D0 > U+10D1 U+10D2) which should remain the same after passing through > mb_ucfirst(). Compare mb_strtoupper("აბგ") -> "ᲐᲑᲒ" (U+1C90 > U+1C91 > U+1C92). > > On the task I mentioned that ligatures are also affected. I gave the > example mb_ucfirst("lj") -> "Lj", that is, U+01C9 -> U+01C8. You > could > add a test case for that. Compare mb_strtoupper("lj") -> "LJ" (U+01C7). > > To repeat my rationale -- we can view ucfirst() either through a > technical lens (convert the first character of a string to upper case) > or through a natural language lens (convert a string to sentence case, > with the initial letter capitalised per local conventions). I am > arguing to make mb_ucfirst() be a natural language extension of > ucfirst(), because applying the technical extension would produce > results that look quite jarring in a natural language context. > > There are some edge cases which are not quite right. To really do a > good job, a new case map will be needed. But if we document it as > being for natural language, and set the right expectations, we can fix > the edge cases later. > > -- Tim Starling > Hi, Tim Thank you for Georgian test case. I added to test case. If other any comments, please feel free. Regards Yuya -- --------------------------- Yuya Hamada (tekimen) - https://tekitoh-memdhoi.info - https://github.com/youkidearitai -----------------------------