如何基于键值将perl哈希存储为数组

Question

my %hash={
dev1=> ["T1","T2","T3","T4"],
dev2=> ["T1","T7","T8","T6"],
},

我想假设键dev1或dev2的哈希中的所有值。我该怎么做？ 我希望在将key作为参数传递时返回数组。

Answer 1

$hash{"dev1"}和$hash{"dev2"}是数组引用。要访问该数组，请使用数组解引用运算符@{...}。

@dev1 = @{$hash{"dev1"}};
@dev2 = @{$hash{"dev2"}};