in reply to How do I easily turn a year array into a string

Set::IntSpan seems to stringify to the right thing from your list. 

  DB<5> x "" . Set::IntSpan->new( @yearArray );                       
+          
0  '1992,1994-1995,1997-2000,2002,2004-2008'

[download]

The cake is a lie.
The cake is a lie.
The cake is a lie.

In Section Seekers of Perl Wisdom