Front page | perl.perl5.porters |
Postings from April 2013
On Wed, Apr 10, 2013 at 06:48:23AM -0300, Brian Fraser wrote:
> Another objection, I don't think either of these should fail:
>
> $ ./perl -e '%:: = %::'
> Attempt to clear the %main:: symbol table at -e line 1.
>
> $ ./perl -e '%:: = map { $_ => $::{$_} } grep !/foo|bar/, keys %::;'
> Attempt to clear the %main:: symbol table at -e line 1.
Given how hash list assignment is implemented, it's hard to see how to
permit those to keep working whilst also adding a way to prevent
clearing %::
I can see that they are reduced test cases, but what's the real world
use case that they represent?
Nicholas Clark
Thread Previous
|
Thread Next