Mumia W. wrote: > On 06/17/2007 12:36 AM, Mathew Snyder wrote: >> [...] >> In the debugger I've set the 'w' command to watch the variable >> containing the >> day being looked for ($day). I would have thought $day stays the same >> throught >> an iteration of the while loop but the debugger keeps stopping to tell >> me it >> switched from '2007-06-15' (for instance) to ''. I then continue and >> it tells >> me it switched back from '' to '2007-06-15'. Is it supposed to do that? >> Shouldn't the $day variable remain constant? >> [...] > > The variable $day on line 50 is restricted to the scope of the for loop. > I suspect that $day becomes empty or undefined when execution goes into > a subroutine who's scope is outside of the for loop. > > > >
That actually makes sense. It hadn't occurred to me that it would be reinitialized during each iteration. Thanks Mathew -- Keep up with me and what I'm up to: http://theillien.blogspot.com -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/
