Module: Enumerable
- Defined in:
- lib/overwrite.rb
Instance Method Summary collapse
-
#duplicates ⇒ Array
Get duplicates.
Instance Method Details
#duplicates ⇒ Array
Get duplicates
56 57 58 |
# File 'lib/overwrite.rb', line 56 def duplicates inject({}) {|h,v| h[v]=h[v].to_i+1; h}.reject{|k,v| v==1}.keys end |