4730件ヒット
[4701-4730件を表示]
（0.144秒）
:![[x]](/images/drop-condition-icon.png "条件を削除"){kind=icon}
種類
ライブラリ
- English (12)
- ビルトイン (1451)
- benchmark (24)
- bigdecimal (24)
-
bigdecimal
/ util (12) - csv (48)
- date (36)
- digest (36)
- erb (12)
- fiddle (144)
-
fiddle
/ import (12) - ipaddr (24)
-
irb
/ context (60) -
irb
/ inspector (12) - json (12)
- matrix (24)
- monitor (12)
- openssl (468)
- optparse (48)
- ostruct (38)
- pathname (839)
-
racc
/ parser (12) - rake (120)
- readline (12)
- resolv (36)
- rexml (12)
-
rexml
/ document (396) -
rubygems
/ package / tar _ header (12) -
rubygems
/ platform (12) -
rubygems
/ requirement (12) -
rubygems
/ version (24) - scanf (12)
- set (28)
-
shell
/ command-processor (6) -
shell
/ filter (12) - socket (48)
- stringio (24)
- uri (60)
-
webrick
/ httprequest (12) -
webrick
/ httpresponse (84) -
webrick
/ httputils (12) -
webrick
/ httpversion (12) -
webrick
/ log (12) -
win32
/ registry (24) - win32ole (144)
- zlib (24)
クラス
-
ARGF
. class (36) - Addrinfo (24)
- Array (62)
- BasicObject (12)
-
Benchmark
:: Tms (12) - BigDecimal (36)
- Bignum (6)
-
CGI
:: Cookie (12) -
CSV
:: Row (24) -
CSV
:: Table (24) - Complex (12)
- Data (6)
- Date (12)
- DateTime (24)
-
Digest
:: Base (24) - ERB (12)
- Encoding (24)
-
Enumerator
:: Lazy (22) - Exception (24)
- FalseClass (24)
-
Fiddle
:: Pointer (144) - File (12)
- Fixnum (6)
- Float (46)
-
Gem
:: Package :: TarHeader (12) -
Gem
:: Platform (12) -
Gem
:: Requirement (12) -
Gem
:: Version (24) - Hash (100)
- IO (36)
- IPAddr (24)
-
IRB
:: Context (60) -
IRB
:: Inspector (12) - Integer (24)
- MatchData (12)
- Matrix (12)
- Method (24)
- Module (36)
- NameError (12)
- NilClass (12)
- Object (78)
-
OpenSSL
:: BN (36) -
OpenSSL
:: Config (12) -
OpenSSL
:: HMAC (36) -
OpenSSL
:: Netscape :: SPKI (24) -
OpenSSL
:: PKCS7 (24) -
OpenSSL
:: PKey :: DH (36) -
OpenSSL
:: PKey :: DSA (72) -
OpenSSL
:: PKey :: RSA (72) -
OpenSSL
:: X509 :: CRL (24) -
OpenSSL
:: X509 :: Certificate (24) -
OpenSSL
:: X509 :: Extension (12) -
OpenSSL
:: X509 :: Name (60) -
OpenSSL
:: X509 :: Request (24) - OpenStruct (38)
- OptionParser (24)
-
OptionParser
:: ParseError (24) - Pathname (839)
- Proc (24)
-
Process
:: Status (12) -
REXML
:: Attribute (24) -
REXML
:: CData (36) -
REXML
:: Child (24) -
REXML
:: Comment (24) -
REXML
:: Declaration (12) -
REXML
:: DocType (12) -
REXML
:: Element (72) -
REXML
:: Elements (60) -
REXML
:: Entity (24) -
REXML
:: ExternalEntity (12) -
REXML
:: NotationDecl (12) -
REXML
:: ParseException (12) -
REXML
:: Text (48) -
Racc
:: Parser (12) -
Rake
:: EarlyTime (12) -
Rake
:: FileList (12) -
Rake
:: InvocationChain (36) -
Rake
:: InvocationChain :: EmptyInvocationChain (12) -
Rake
:: Task (12) -
Rake
:: TaskArguments (24) - Range (36)
- Rational (24)
- Regexp (24)
-
Resolv
:: DNS :: Name (12) -
Resolv
:: IPv4 (12) -
Resolv
:: IPv6 (12) -
Scanf
:: FormatSpecifier (6) -
Scanf
:: FormatString (6) - Set (16)
-
Shell
:: CommandProcessor (6) -
Shell
:: Filter (12) -
Socket
:: Option (24) - String (108)
- StringIO (24)
- Struct (24)
- Symbol (296)
- Thread (40)
-
Thread
:: Backtrace :: Location (24) - Time (18)
- TrueClass (12)
-
URI
:: FTP (24) -
URI
:: Generic (36) - UnboundMethod (36)
- UncaughtThrowError (11)
- Vector (12)
-
WEBrick
:: BasicLog (12) -
WEBrick
:: Cookie (12) -
WEBrick
:: HTTPRequest (12) -
WEBrick
:: HTTPResponse (84) -
WEBrick
:: HTTPUtils :: FormData (12) -
WEBrick
:: HTTPVersion (12) -
WIN32OLE
_ EVENT (12) -
WIN32OLE
_ METHOD (24) -
WIN32OLE
_ PARAM (24) -
WIN32OLE
_ TYPE (36) -
WIN32OLE
_ TYPELIB (24) -
WIN32OLE
_ VARIABLE (24) -
Win32
:: Registry (24) -
Zlib
:: GzipWriter (24)
モジュール
- Benchmark (12)
- Enumerable (24)
-
Fiddle
:: Importer (12) -
JSON
:: Generator :: GeneratorMethods :: Object (12) - Kernel (88)
-
OpenSSL
:: Buffering (12) -
REXML
:: Node (12)
オブジェクト
- ENV (12)
-
Readline
:: HISTORY (12) - main (24)
キーワード
-
$ ERROR _ INFO (12) - % (12)
- +@ (12)
- -@ (12)
-
1
. 6 . 8から1 . 8 . 0への変更点(まとめ) (12) - << (48)
- =~ (12)
- Base (12)
- COMPAT (12)
- ExternalEntity (12)
- InvocationChain (12)
- Location (12)
- MULTILINE (12)
- MonitorMixin (12)
-
NEWS for Ruby 2
. 0 . 0 (12) - NotationDecl (12)
- ONELINE (12)
- RFC2253 (12)
- String (12)
- [] (84)
- []= (48)
-
_ _ to _ s _ _ (12) - add (12)
-
add
_ delegate _ command _ to _ shell (6) -
add
_ element (12) -
add
_ namespace (24) -
add
_ trace _ func (12) - append (12)
- atime (12)
-
avalue
_ to _ svalue (12) - basename (12)
- bigdecimal (12)
-
bigdecimal
/ math (12) - bind (12)
- binread (12)
- binwrite (12)
- birthtime (11)
- blockdev? (12)
- body= (12)
- build (24)
- capitalize (12)
- chardev? (12)
- chmod (12)
- chown (12)
- chunked= (12)
-
content
_ length (12) -
content
_ length= (12) - ctime (12)
- data (12)
-
def
_ inspector (12) -
define
_ singleton _ method (24) - delete (12)
-
delete
_ all (12) -
delete
_ element (12) -
delete
_ namespace (12) - directory? (12)
- dirname (12)
- downcase (9)
-
each
_ entry (15) -
each
_ line (24) - empty? (9)
-
end
_ with? (6) - entities (12)
- executable? (12)
-
executable
_ real? (12) - exist? (12)
- export (60)
- extname (12)
- fatal (12)
-
fetch
_ values (2) - file? (12)
- find (24)
- fnmatch (12)
- fnmatch? (12)
- format (12)
- ftype (12)
- grep (12)
-
grep
_ v (10) - grpowned? (12)
- handler= (12)
- help (12)
- hex (12)
- hexdigest (24)
- hostname= (12)
-
http
_ version (12) - id2name (12)
- inspect (283)
- inspect? (12)
-
inspect
_ mode= (12) - intern (12)
-
irb
/ completion (12) -
irb
/ ext / math-mode (4) - join (12)
- lchmod (24)
- lchown (12)
- length (12)
- lstat (12)
-
make
_ link (12) -
make
_ symlink (12) - match (12)
- measure (12)
-
method
_ missing (12) - mkdir (12)
- mkpath (12)
- mtime (12)
-
mvalue
_ to _ svalue (12) - name (101)
- new (72)
- next (12)
-
next
_ float (11) -
next
_ sibling= (12) - normalize! (12)
- oct (12)
- open (24)
- opendir (24)
-
optparse
/ date (12) - owned? (12)
- owner (12)
- parse (12)
- pipe? (12)
-
prev
_ float (11) -
previous
_ sibling= (12) - print (24)
-
proc
_ to _ s (12) - ptr (12)
- puts (12)
-
rb
_ any _ to _ s (12) -
rb
_ ary _ to _ s (12) -
rb
_ class _ path (12) -
rb
_ mod _ to _ s (12) - read (12)
- readable? (12)
-
readable
_ real? (12) - readlines (12)
- readlink (12)
- ref (12)
- rename (12)
- rmdir (12)
- rmtree (12)
-
ruby 1
. 6 feature (12) -
set
_ trace _ func (24) - setgid? (12)
- setuid? (12)
- size (24)
- size? (12)
- slice (60)
- socket? (12)
- split (12)
- sprintf (12)
- sprintf フォーマット (12)
- src (12)
-
start
_ with? (6) - stat (12)
- sticky? (12)
- string (12)
- strptime (12)
- succ (12)
- swapcase (9)
- symlink? (12)
- sysopen (12)
- syswrite (12)
- text= (12)
- then (14)
-
to
_ csv (24) -
to
_ digits (12) -
to
_ f (12) -
to
_ h (14) -
to
_ i (12) -
to
_ json (12) -
to
_ path (12) -
to
_ pem (120) -
to
_ proc (12) -
to
_ set (24) -
to
_ sockaddr (12) -
to
_ str (48) -
to
_ string (24) -
to
_ sym (24) -
token
_ to _ str (12) - tracer (12)
-
transform
_ keys (20) -
transform
_ keys! (20) -
transform
_ values (18) -
transform
_ values! (18) - truncate (12)
- uniq (12)
- uniq! (12)
- upcase (9)
- utime (12)
- value (24)
- value= (12)
- version (12)
- warn (4)
-
world
_ readable? (12) -
world
_ writable? (12) - writable? (12)
-
writable
_ real? (12) - write (72)
-
yield
_ self (16) - zero? (12)
- | (6)
検索結果
-
WIN32OLE
_ VARIABLE # name -> String (101.0) -
変数名を取得します。
...変数名を取得します。
@return 変数名を文字列で返します。
tobj = WIN32OLE_TYPE.new('Microsoft Excel 14.0 Object Library', 'XlSheetType')
variables = tobj.variables
variables.each do |variable|
puts "#{variable.name}" # => xlChart, xlDialogSheet, ...
end... -
bigdecimal (60.0)
-
bigdecimal は浮動小数点数演算ライブラリです。 任意の精度で 10 進表現された浮動小数点数を扱えます。
...す。
任意の精度で 10 進表現された浮動小数点数を扱えます。
//emlist[][ruby]{
require 'bigdecimal'
a = BigDecimal("0.123456789123456789")
b = BigDecimal("123456.78912345678", 40)
print a + b # => 0.123456912580245903456789e6
//}
一般的な 10 進数の計算でも有用......し、BigDecimal では正確な値を得る事ができます。
//emlist[例1: 0.0001 を 10000 回足す場合。][ruby]{
sum = 0
for i in (1..10000)
sum = sum + 0.0001
end
print sum # => 0.9999999999999062
//}
//emlist[例2: 0.0001 を 10000 回足す場合。(BigDecimal)][ruby]{
require 'bi......使用します。
: add, sub, mult, div
これらのメソッドは先頭 (最左) の数字からの桁数を指定できます。
//emlist[][ruby]{
require "bigdecimal"
p BigDecimal("2").div(3, 12).to_s(10) # 2.0 / 3.0
# => 0.6666666666 67e0
//}
: truncate, round, ceil, floor
これら... -
NEWS for Ruby 2
. 0 . 0 (36.0) -
NEWS for Ruby 2.0.0 このドキュメントは前回リリース以降のバグ修正を除くユーザーに影響のある機能の変更のリストです。
...ーディングを US-ASCII から UTF-8 に変更しました
* '_' で始まる使用されていない変数は警告しなくなりました
=== 組み込みクラスの更新
* ARGF.class
* 追加: ARGF.class#codepoints, ARGF.class#each_codepoint
IO にある同名のメソッ......* Array#values_at に Range オブジェクトを与えた場合、配列の範囲外のインデックスについては nil を返します
* Enumerable
* 追加: Enumerable#lazy 遅延列挙のためのメソッドです
* Enumerator
* 追加: Enumerator#size サイズを遅......。第2引数に true を指定すると true を返します。
* 非互換: Kernel.#__callee__ はオリジナルの振舞いに戻りました。定義したときの名前ではなく呼び出したときの名前を返します。
* 非互換: Object#inspect は #to_s を呼び出さな...