##将hash %domains 按照值的大小 输出
my @keysd = sort { $domains{$b} <=> $domains{$a} } keys %domains; #sort the hash;
for (@keysd){
print "#$_ => $domains{$_}\n";
}
##将hash %domains 按照值的大小 输出
my @keysd = sort { $domains{$b} <=> $domains{$a} } keys %domains; #sort the hash;
for (@keysd){
print "#$_ => $domains{$_}\n";
}
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