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検索結果
先頭5件
-
Kernel
# require(path) -> bool (18239.0) -
RubyGems を require すると、Kernel#require が Gem を 要求されたときにロードするように置き換えます。
...RubyGems を require すると、Kernel#require が Gem を
要求されたときにロードするように置き換えます。
再定義された Kernel#require を呼び出すと以下の事を行います。
Ruby のロードパスに存在するライブラリを指定した場合はその... -
Kernel
. # require(feature) -> bool (18225.0) -
Ruby ライブラリ feature をロードします。拡張子補完を行い、 同じファイルの複数回ロードはしません。
...(/prime/).size # => 0
require "prime" # => true
$LOADED_FEATURES.grep(/prime/).size # => 1
require "prime" # => false
begin
require "invalid"
rescue LoadError => e
e.message # => "cannot load such file -- invalid"
end
//}
@see Kernel.#load,Kernel.#autoload,Kernel.#require_relative... -
Set
# -(enum) -> Set (18112.0) -
差集合、すなわち、元の集合の要素のうち引数 enum に含まれる要素を取り除いた 新しい集合を作ります。
...@param enum each メソッドが定義されたオブジェクトを指定します。
@raise ArgumentError 引数 enum に each メソッドが定義されていない場合に
発生します。
//emlist[][ruby]{
require 'set'
p Set[10, 20, 30] - Set[10, 20, 40]
# => #<Set: {30}>
//}... -
URI
:: Generic # -(src) -> URI :: Generic (18112.0) -
与えられた URI を表す src からの相対パスを返します。
...rc からの相対パスを返します。
@param src 自身の相対パスを算出するための、ルートとなる Absolute URI を与えます。
例:
require 'uri'
p URI.parse('http://example.com/foo/bar.html') - 'http://example.com/'
#=> #<URI::Generic:0x20100256 URL:foo/bar.html>... -
Fiddle
:: Pointer # -(n) -> Fiddle :: Pointer (18106.0) -
自身のアドレスから n バイトを引いた新しい Pointer オブジェクトを返します。
...この返り値には、free 関数がセットされず、size は 0 とされます。
@param n アドレスの差分を整数で指定します。
例:
require 'fiddle'
s = 'abc'
cptr = Fiddle::Pointer[s]
cptr += 1
p cptr[0,1] #=> "b"
cptr -= 1
p cptr[0,1] #=> "a"... -
RDoc
:: Context # add _ require(a _ require) -> () (6330.0) -
自身が所属する RDoc::TopLevel オブジェクトに引数で指定した RDoc::Require を追加します。
...自身が所属する RDoc::TopLevel オブジェクトに引数で指定した
RDoc::Require を追加します。
@param a_require RDoc::Require オブジェクトを指定します。... -
RDoc
:: Context # requires -> [RDoc :: Require] (6317.0) -
追加された RDoc::Require の配列を返します。
...追加された RDoc::Require の配列を返します。... -
Gem
:: Dependency # version _ requirements -> Gem :: Requirement (6300.0) -
依存しているバージョンを返します。
依存しているバージョンを返します。 -
Gem
:: LoadError # version _ requirement -> Get :: Requirement (6300.0) -
ロードに失敗した Gem の必要条件を返します。
...ロードに失敗した Gem の必要条件を返します。
@see Gem::Requirement, Gem::Dependency#version_requirements... -
Gem
:: Specification # required _ ruby _ version -> Gem :: Requirement (6300.0) -
この Gem パッケージを動作させるのに必要な Ruby のバージョンを返します。
この Gem パッケージを動作させるのに必要な Ruby のバージョンを返します。