In Perl, how do I create a hash whose keys come from a given array?

Question

Let\'s say I have an array, and I know I\'m going to be doing a lot of \"Does the array contain X?\" checks. The efficient way to do this is to turn that array into a hash, wher

Answer 1

I always thought that

foreach my $item (@array) { $hash{$item} = 1 }

was at least nice and readable / maintainable.