in reply to Re^5: keep track of array indexes
in thread keep track of array indexes

Only a slight modification needed.
#!/usr/bin/perl use warnings; use strict; use feature qw{ say }; use List::Util qw{ shuffle }; my @words = qw( this is a string with a word ); my @order = 0 .. $#words; my %ord; push @{ $ord{ $words[$_] } }, $_ for 0 .. $#words; # <-- Here... @words = shuffle(@words); @order = @ord{@words}; print do { local $" = "\t"; "@words\n" }; say join "\t", map "[@$_]", @order; @order = map shift @$_, @order; # <-- and here. say join ' ', map $words[$_], sort { $order[$a] <=> $order[$b] } @order;
($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord }map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,

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Re^7: keep track of array indexes
by LanX (Saint) on Jan 03, 2016 at 18:03 UTC
    Of course, I had no doubt you know how to do it! ;)

    Just wanted to point out that the inverse of a function isn't necessarily a function again. :)

    Cheers Rolf
    (addicted to the Perl Programming Language and ☆☆☆☆ :)
    Je suis Charlie!