remove duplicated lines

mmmh maybe like this... untested but you can try

use File::Copy;
open my $file, '<' "myfile";
open my $file2 '>', "/path/to/mynewfile";
copy ($file, $file2);

my $file2 =~ s/^([[:alnum:]]+)$\n{1}$1/$1/g;

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In reply to Re: removing duplicates lines plus strings from a file by pvaldes
in thread removing duplicates lines plus strings from a file by kirpy

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