How do I get a list of installed CPAN modules?

Question

Aside from trying

perldoc 

individually for any CPAN module that takes my fancy or going through the file system and loo

Answer 1

Here's a script by @JamesThomasMoon1979 rewritten as a one-liner

perl -MExtUtils::Installed -e '$i=ExtUtils::Installed->new(); 
      print "$_ ".$i->version($_)."\n" for $i->modules();'