Date: Tue, 26 Jun 2001 12:42:36 -0400
From: tadmc@augustmail.com (Tad McClellan)
Subject: Re: how to sort array of similar hashes by one of the hash keys?
Message-Id: <slrn9jhers.g3p.tadmc@tadmc26.august.net>

Irfan Baig <irfan@abstractedge.com> wrote:
>> $a/$b are not small integers suitable for array indexing:
>
>What exactly are $a and $b .. ?


references to hashes, in this application.

So they are "big numbers" (addresses). They likely reach beyond the
end of the array when used as an index, "$ra[ index that is > $#ra ]"
evaluates to undef.


   perldoc -f sort


-- 
    Tad McClellan                          SGML consulting
    tadmc@augustmail.com                   Perl programming
    Fort Worth, Texas