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perl -MLWP::Simple -le 'get("https://www.perl.org/get.html") =~ /lates +t stable version, currently ([\d\.]+)\./ and print $1' 5.24.1
perl -MLWP::Simple -le 'get("http://www.cpan.org/src") =~ /([\d\.]+)\s ++<td>Maint/ and print $1' 5.24.1