- String#delete(str[, str2[, ... ]]) -- String
- String#downcase -- String
- String#downcase! -- String
- String#dump -- String
- String#dup -- String
- String#each([rs]) {|line| ... } -- String
- String#each_byte{|byte| ... } -- String
- String#each_char -- jcode.rb
- String#each_char{|char| ... } -- jcode.rb
- String#each_line([rs]) {|line| ... } -- String
- String#empty? -- String
- String#end_regexp -- jcode.rb
- String#external_filter(prog) -- Open3
- String#gsub!(pattern) {|matched| .... } -- String
- String#gsub!(pattern, replace) -- String
- String#gsub(pattern) {|matched| .... } -- String
- String#gsub(pattern, replace) -- String
- String#hex -- String
- String#include?(substr) -- String
- String#index(pattern[, pos]) -- String
- String#insert(nth, other) -- String
- String#intern -- String
- String#jcount(str) -- jcode.rb
- String#jlength -- jcode.rb
- String#jsize -- jcode.rb
- String#kconv(out_code, in_code = Kconv::AUTO) -- kconv.rb
- String#length -- String
- String#ljust(width) -- String
- String#lstrip -- String
- String#lstrip! -- String
- String#match(regexp) -- String
- String#mbchar? -- jcode.rb
- String#next -- String
- String#next! -- String
- String#oct -- String
- String#replace(other) -- String
- String#reverse -- String
- String#reverse! -- String
- String#rindex(pattern[, pos]) -- String
- String#rjust(width) -- String
- String#rstrip -- String
- String#rstrip! -- String
- String#scan(re) -- String
- String#scan(re) {|s| ... } -- String
- String#size -- String
- String#slice!(first...last) -- String
- String#slice!(first..last) -- String
- String#slice!(nth[, len]) -- String
- String#slice!(regexp[, nth]) -- String
- String#slice!(substr) -- String
- String#slice(first...last) -- String
- String#slice(first..last) -- String
- String#slice(nth[, len]) -- String
- String#slice(regexp[, nth]) -- String
- String#slice(substr) -- String
- String#split([sep[, limit]]) -- String
- String#squeeze!([str[,str2[, ... ]]]) -- String
- String#squeeze!([str]) -- jcode.rb
- String#squeeze([str[,str2[, ... ]]]) -- String
- String#squeeze([str]) -- jcode.rb
- String#strip -- String
- String#strip! -- String
- String#sub!(pattern) {|matched| ... } -- String
- String#sub!(pattern, replace) -- String
- String#sub(pattern) {|matched| ... } -- String
- String#sub(pattern, replace) -- String
- String#succ -- String
- String#succ -- jcode.rb
- String#succ! -- String
- String#succ! -- jcode.rb
- String#sum([bits=16]) -- String
- String#swapcase -- String
- String#swapcase! -- String
- String#to_f -- String
- String#to_i -- String
- String#to_i(base) -- String
- String#to_s -- String
- String#to_str -- String
- String#toeuc -- kconv.rb
- String#tojis -- kconv.rb
- String#tosjis -- kconv.rb
- String#tr!(search, replace) -- String
- String#tr!(search, replace) -- jcode.rb
- String#tr(search, replace) -- String
- String#tr(search, replace) -- jcode.rb
- String#tr_s!(search, replace) -- String
- String#tr_s!(search, replace) -- jcode.rb
- String#tr_s(search, replace) -- String
- String#tr_s(search, replace) -- jcode.rb
- String#unpack(template) -- String
- String#upcase -- String
- String#upcase! -- String
- String#upto(max) {|s| ... } -- String
- String#~ -- String
- String(arg) -- 組込み関数
- String.new(string) -- String
- StringIO#<(<) -- StringIO
- StringIO#binmode -- StringIO
- StringIO#close -- StringIO
- StringIO#close_read -- StringIO