Perl Cheat Sheet - Juerd's sitePerl 5 cheat sheet v8 by Juerd Waalboer, http://juerd.nl/ CONTEXTS SIGILS ARRAYS HASHES void $scalar whole: @array %hash scalar @array slice: @array[0, 2] @hash{'a', 'b'} list %hash element: $array[0] $hash{'a'} &sub *glob SCALAR VALUES number, string, reference, glob, undef REFERENCES \ references $$foo[1] aka $foo->[1] $@%&* dereference $$foo{bar} aka $foo->{bar} [] anon. arrayref ${$$foo[1]}[2]
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