Merritt Krakowitzer wrote at Tue, 23 Jul 2002 09:48:13 +0200:
> I would like to know how to compare 2 arrays.
>
> I have 2 arrays and I would like to compare the contents of the data. It doesn't
>matter in which
> order the data is stored so long as its the same. So comparing the bellow should
>read true, but if
> they didn't match it would be false.
>
> my @foo = qw(
> foo bar cat dog
> );
> my @bar = qw(
> dog cat foo bar
> );
>
As you want to compare the arrays as sets,
you can use a Set::-module to compare
if (Set::Scalar->new(@foo)->is_equal(Set::Scalar->new(@bar))) {
# @foo eq @bar
}
(Set::Array is another useful module doing that).
Greetings,
Janek
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