| Current Path : /usr/local/share/ri/1.8/system/Set/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/local/share/ri/1.8/system/Set/classify-i.yaml |
--- !ruby/object:RI::MethodDescription
aliases: []
block_params: o
comment:
- !ruby/struct:SM::Flow::P
body: Classifies the set by the return value of the given block and returns a hash of {value => set of elements} pairs. The block is called once for each element of the set, passing the element as parameter.
- !ruby/struct:SM::Flow::P
body: "e.g.:"
- !ruby/struct:SM::Flow::VERB
body: " require 'set'\n files = Set.new(Dir.glob("*.rb"))\n hash = files.classify { |f| File.mtime(f).year }\n p hash # => {2000=>#<Set: {"a.rb", "b.rb"}>,\n # 2001=>#<Set: {"c.rb", "d.rb", "e.rb"}>,\n # 2002=>#<Set: {"f.rb"}>}\n"
full_name: Set#classify
is_singleton: false
name: classify
params: ( {|o| ...}
visibility: public