use Data::Dumper;
my $number=1234567812;
my @tmp=split('',$number);
my %count;
foreach(@tmp){
    $count{$_}=$count{$_}+1;
}

print Dumper \%count;

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In reply to Re: number of unique characters in a string by hgolan30
in thread number of unique characters in a string by Anonymous Monk

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