On 5/5/11 6:29 PM, Sven Mascheck wrote: > 4.4BSD alpha '92 suddenly documented it, > "...braces, which are optional except for positional parameters > with more than one digit..." > http://www.in-ulm.de/~mascheck/various/ash/44bsdalpha.1.html > but interestingly had not implemented anything like that. And nothing > changed in later Berkeley variants.
It was documented simultaneously with the release of Posix 1003.2-1992, I imagine. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, ITS, CWRU c...@case.edu http://cnswww.cns.cwru.edu/~chet/