> Hi,
Howdy
> you can use split for this sort of thing. For example:
>
> my $string = "hello there";
>
> # add an extra '.' for every character you want
> my @pairs = split(/(..)/, $string);
>
> The only thing you want to be careful about is empty
> quotes/nothing (e.g. ''). For example, if we wanted to print
> the character pairs:
>
> foreach(@pairs)
> {
> # we'll skip on the empty elements
> if($_ eq '')
> {
> next;
> }
>
> # print each pair, preceded by a *
> # you could push onto another array instead
> print "*$_";
> }
>
> Can't think of anything more code efficient at the moment but
> I hope this helps.
How about this instead of a zillion lines?
for(split(/(..)/, $string)) { print "*$_" if $_; }
Although wouldn't that mean every second pair of characters would be missing?
But as for efficiency or just plain, one line sexxyness that look swell to me!
HTH
Dmuey
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