$ erubis -xE NoText notext-example.eruby
_buf = '';
 if !@list || @list.empty? 

 else 


     @list.each_with_index do |item, i| 
                  _buf << ( i%2 == 0 ? '#FFCCCC' : '#CCCCFF' ).to_s;
           _buf << ( item ).to_s;

     end 


 end 
_buf.to_s