[Israel.pm] Article: Optimizing Perl

Gaal Yahas gaal at forum2.org
Thu Oct 28 07:06:47 PDT 2004

On Thu, Oct 28, 2004 at 01:47:59PM +0200, Shlomo Yona wrote:
> >>And what about the '.' vs. ','?
> >
> >I can't think of a good reason for a difference between the two, 
> >performance-wise.
> >I'd be more than glad to hear if such exists, and especially why...
> If I recall correctly, it is said in
> 	Effective Perl Programming:
> 	Writing Better Programs With Perl
> 	by Joseph N. Hall, Randal Schwartz 
> that the ',' operator yields faster execution. I don't
> recall why.

The concatenation operator involves three objects: two arguments, and a
result. "," here, which isn't an operator at all, simply means that
print prints several things.

Gaal Yahas <gaal at forum2.org>

More information about the Perl mailing list