That is a cool writeup.

I have never seen this before: 

my %sorted_index;
@sorted_index{@sorted_array} = 0..$#sorted_array;

[download]
Can you explain to me how it works? Is it in the documentation?

-- iakobski

In reply to Re: Re (tilly) 1: grep instead of foreach? by iakobski
in thread grep instead of foreach? by tenya

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