Path: csiph.com!eternal-september.org!feeder.eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail From: Jeff Higgins Newsgroups: comp.lang.java.programmer Subject: Re: Character.isIdentifierIgnorable Date: Fri, 24 Apr 2020 23:41:42 -0400 Organization: A noiseless patient Spider Lines: 21 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Sat, 25 Apr 2020 03:41:47 -0000 (UTC) Injection-Info: reader02.eternal-september.org; posting-host="41d4775f1d1a3bece7d8b8e143b27c52"; logging-data="3637"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+UP2AKrS7IfVFTTe94BnRHpJa9jNfGwtI=" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 Cancel-Lock: sha1:p4mdcpN6c7HlKkuTNK6vG3o/tkc= In-Reply-To: Content-Language: en-US Xref: csiph.com comp.lang.java.programmer:39445 On 4/24/20 10:24 PM, Arne Vajhøj wrote: > On 4/24/2020 8:37 PM, Jeff Higgins wrote: >> On 4/24/20 8:29 PM, Arne Vajhøj wrote: >>> I think we are in the far out corners of the language. >>> >> Well, yeah, but still. >> And still leaves me questioning motivation for ignorable chars. > > We would need to find someone working at SUN back in the mid 90's > to know. > > If I were to guess then somebody got the "smart" idea that > the language should not distinguish between names where > the difference could not be seen when type'd/cat'ed and This has been my only guess at motivation. > then someone else later added the \uXXXX feature. > Yeah, between SE 9 and 10.