Contents

# encoding: utf-8

# String
class String
  # return uniq size
  #
  # === Example
  #
  #   'abcdefa'.uniq_size # => 6
  #   'abcdef'.uniq_size # => 6
  #   ''.uniq_size # => 0
  #
  def uniq_size
    split('').uniq.size
  end
end

Version data entries

25 entries across 25 versions & 1 rubygems

Version	Path
tbpgr_utils-0.0.151	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.150	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.149	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.148	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.147	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.146	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.145	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.144	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.143	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.142	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.141	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.140	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.139	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.138	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.137	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.136	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.135	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.134	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.133	lib/open_classes/string/uniq_size.rb
tbpgr_utils-0.0.132	lib/open_classes/string/uniq_size.rb