Derek B. Smith <[EMAIL PROTECTED]> asked: > >If you really need to do this in place due to memory constraints, I > >would advise to run the iteration from back to front, i.e.
> And why would this be? Becasue it does not load the entire > data set at once or aka one at a time? grep creates a new list for the result set. Depending on the size of the input and results lists, this may be a problem. In that case, pruning the original list via splice may be a good idea. Cheers, Thomas -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>