- Hash#each_key{|key| ... } -- Hash
- Hash#each_pair{|key, value| ... } -- Hash
- Hash#each_value{|value| ... } -- Hash
- Hash#each{|key, value| ... } -- Hash
- Hash#empty? -- Hash
- Hash#fetch(key) {|key| ... } -- Hash
- Hash#fetch(key[, default]) -- Hash
- Hash#has_key?(key) -- Hash
- Hash#has_value?(value) -- Hash
- Hash#include?(key) -- Hash
- Hash#index(val) -- Hash
- Hash#indexes(key_1, ... , key_n) -- Hash
- Hash#indices(key_1, ... , key_n) -- Hash
- Hash#invert -- Hash
- Hash#key?(key) -- Hash
- Hash#keys -- Hash
- Hash#length -- Hash
- Hash#member?(key) -- Hash
- Hash#merge!(other) -- Hash
- Hash#merge!(other) {|key, self_val, other_val| ... } -- Hash
- Hash#merge(other) -- Hash
- Hash#merge(other) {|key, self_val, other_val| ... } -- Hash
- Hash#rehash -- Hash
- Hash#reject!{|key, value| ... } -- Hash
- Hash#reject{|key, value| ... } -- Hash
- Hash#replace (ruby 1.6 feature) -- ruby 1.6 feature
- Hash#replace(other) -- Hash
- Hash#select (ruby 1.7 feature) -- ruby 1.7 feature
- Hash#shift -- Hash
- Hash#size -- Hash
- Hash#store(key,value) -- Hash
- Hash#to_a -- Hash
- Hash#to_hash -- Hash
- Hash#update(other) -- Hash
- Hash#update(other) {|key, self_val, other_val| ... } -- Hash
- Hash#value?(value) -- Hash
- Hash#values -- Hash
- Hash#values_at(key_1, ... , key_n) -- Hash
- Hash.Hash[hash] -- Hash
- Hash.Hash[key,value,...] -- Hash
- Hash.new [compat] (1.6.8から1.8.0への変更点(まとめ)) -- 1.6.8から1.8.0への変更点(まとめ)
- Hash.new [compat] (ruby 1.7 feature) -- ruby 1.7 feature
- Hash.new([ifnone]) -- Hash
- Hash.new{|hash, key| ...} -- Hash
- Hash[hash] -- class/module Hash -- Hash
- Hash[key,value,...] -- class/module Hash -- Hash
- I -- class/module Complex -- Complex
- I (Ruby用語集) -- Ruby用語集
- I (packテンプレート文字列) -- packテンプレート文字列
- I(n) -- class/module Matrix -- Matrix
- IGNORECASE -- class/module Regexp -- Regexp
- INTERNALDATE -- class/module Net::IMAP::FetchData -- net/imap.rb
- IO
- IO -- IO
- IO (1.6.8から1.8.0への変更点(まとめ)) -- 1.6.8から1.8.0への変更点(まとめ)
- IO (win32) [bug] (1.6.8から1.8.0への変更点(まとめ)) -- 1.6.8から1.8.0への変更点(まとめ)
- IO (win32) [bug] (ruby 1.8 feature) -- ruby 1.8 feature
- IO#<<(object) -- IO
- IO#binmode -- IO
- IO#clone -- IO
- IO#close -- IO
- IO#close_read -- IO
- IO#close_write -- IO
- IO#closed? -- IO
- IO#dup -- IO
- IO#each([rs]) {|line| ... } -- IO
- IO#each_byte{|ch| ... } -- IO
- IO#each_line([rs]) {|line| ... } -- IO
- IO#eof -- IO
- IO#eof? -- IO
- IO#expect(pat, [timeout]) -- expect.rb
- IO#fcntl(cmd[, arg]) -- IO
- IO#fileno -- IO
- IO#flush -- IO
- IO#fsync -- IO
- IO#getc -- IO
- IO#gets([rs]) -- IO
- IO#ioctl (ruby 1.6 feature) -- ruby 1.6 feature
- IO#ioctl(cmd[, arg]) -- IO
- IO#isatty -- IO
- IO#lineno -- IO
- IO#lineno= -- IO
- IO#nonblock = -- io/nonblock.rb
- IO#nonblock(bool=true) { ... } -- io/nonblock.rb
- IO#nonblock? -- io/nonblock.rb
- IO#pid -- IO
- IO#pos -- IO
- IO#pos = -- IO
- IO#print([arg[, ...]]) -- IO
- IO#printf(format[, arg[, ...]]) -- IO
- IO#putc(ch) -- IO
- IO#puts([obj[, ...]]) -- IO
- IO#read([length[, buf]]) -- IO
- IO#read([length]) -- IO
- IO#read, gets ..., etc. [bug] (1.6.8から1.8.0への変更点(まとめ)) -- 1.6.8から1.8.0への変更点(まとめ)
- IO#read, gets ..., etc. [bug] (ruby 1.7 feature) -- ruby 1.7 feature
- IO#readbytes(size) -- readbytes.rb
- IO#readchar -- IO
- IO#readline([rs]) -- IO
- IO#readlines([rs]) -- IO