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open FH, 'file.name'
    or die "Cannot open 'file.name' for reading: $!\n";
...
    # $item->{description} is the description
    # $item->{function} is the function name
}

# If sorting ascending asciibetically.
my @sorted_items = sort { $a->{description} cmp $b->{description} } @i
+tems;