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  1. or download this
    $#{@{$object_ref->{array_ref}}}
  2. or download this
    foreach(0..$#{@{$object_ref->{array_ref}}}){
# I need the index!
}
  3. or download this
    for(my $i=0;$i < scalar(@{$object_ref->{array_ref});$i++){
# I need the index!
}