Re: Feature Proposal: Allow letter decrementing

On 19 July 2013 11:18, Dan Cryer <dan@dancryer.com> wrote: > What's the intended use case for string increment / decrement? > > Personally, I instantly think of mirroring spreadsheet columns - works quite well in that context. > It just seems like madness to me, using mathematical operators with > strings, producing seemingly arbitrary results in some circumstances (C -> > B -> A -> NULL / False ?). > > Throw a warning and don't decrement A/a any further - that's not arbitrary. > Also what happens in other languages? Take for example German, in which ß > comes after S, Ü after U, and so on. > > Nothing, works purely on ascii, as is currently the case. Perl handles other character sets though - see the link I posted for details on how. Regards Peter -- <hype> WWW: plphp.dk / plind.dk CV: careers.stackoverflow.com/peterlind LinkedIn: plind Twitter: kafe15 </hype>