On Fri, Feb 18, 2011 at 8:45 AM, Chet Ramey <chet.ra...@case.edu> wrote:
> > The -g option exists solely to create variables at the global scope. The > intent is that functions be able to declare global variables with > attributes if they desire. It doesn't change the scoping rules or > variable resolution behavior. > > A global var can always be declared out of a func (usually at the beginning of the script) so what's the main intention of introducing a new `-g' option? And If we can declare/modify a global var in a func but we cannot read it from in the func I don't think the feature is very useful to people. > Chet > -- > ``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/ > -- ``... And it's a bash bug. I don't understand why bash people can't accept that.'' - Linus Torvalds
