You could create a JSON array from Ruby and parse it in Perl.
ruby -rjson -e'puts JSON.generate([1,2,3,4])' | perl -MJSON -MData::Du
+mper -e'print Dumper(decode_json <>)'
But seriously, you can create an array from a list, which looks like an array:
# array list
my @array = (1,2,3,4);
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