http://www.perlmonks.org?node_id=175776


in reply to Re: Schwartzian Transform and memory allocation.
in thread Schwartzian Transform and memory allocation.

In that case, you could easily save some memory: 
    @file_data = map  { $_ -> [0]}
                 sort { $a -> [1] cmp $b -> [1]}
                 map  {[$_ => (split /\|/) [$variable - 1]]}
                 @file_data;

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No need to use a 759 41 element arrays if you can do it with just 2 elements!

Abigail

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Re: Re: Schwartzian Transform and memory allocation.
by ThingFish (Beadle) on Jun 21, 2002 at 16:37 UTC
    Modifying my original code as per Abigail-II's suggestion dropped memory usage an entire meg. Abigail-II++.
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