Re: Introduction and question

[muppet <scott asofyet org>]

On Jul 15, 2008, at 2:40 PM, Sergei Steshenko wrote:

> [snip untrimmed quote of entire previous message]

(Please do trim your quotes when replying.  That helps make it clearer  
to which part you are responding.)



> One should have very special reason to use 'local' in Perl, I  
> haven't had
> such a reason for probably more than 10 years.
>
> So, I suggest not to use 'local'.

Excellent advice.


> Likewise,
>
> "
> local *DIR;
> opendir DIR
> "
>
> should better be replaced with
>
> opendir(my $dh, $dir) or die "cannot open '$dir' directory";
>
> 'local' creates a global entity - why one would need this ?

To be fair, file handles are globs, which are global by default; using  
local on file handles is a common idiom, and one very popular in  
documentation and training materials.

But i agree, using lexical file handles is much cleaner.


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