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検索結果
先頭5件
-
FileUtils
# ruby(*args) {|result , status| . . . } (24331.0) -
与えられた引数で Ruby インタプリタを実行します。
...与えられた引数で Ruby インタプリタを実行します。
@param args Ruby インタプリタに与える引数を指定します。
例:
ruby %{-pe '$_.upcase!' <README}
@see Kernel.#sh... -
TrueClass
# |(other) -> bool (21249.0) -
常に true を返します。
...true を返します。
@param other 論理和を行なう式です。
| は再定義可能な演算子に分類されていますので、通常は true | other のように使われます。
//emlist[例][ruby]{
p true | true #=> true
p true | false #=> true
p true | nil #=> true
p......true | (1 == 1) #=> true
p true | (1 + 1) #=> true
p true.|(true) #=> true
p true.|(false) #=> true
p true.|(nil) #=> true
p true.|(1 == 1) #=> true
p true.|(1 + 1) #=> true
//}... -
Integer
# |(other) -> Integer (21219.0) -
ビット二項演算子。論理和を計算します。
...ビット二項演算子。論理和を計算します。
@param other 数値
//emlist[][ruby]{
1 | 1 # => 1
2 | 3 # => 3
//}... -
Array
# |(other) -> Array (21213.0) -
集合の和演算です。両方の配列にいずれかに含まれる要素を全て含む新し い配列を返します。重複する要素は取り除かれます。
...における要素の順と同じです。
@param other 配列を指定します。
配列以外のオブジェクトを指定した場合は to_ary メソッドによ
る暗黙の型変換を試みます。
@raise TypeError 引数に配列以外の(暗黙の型変換が......行えない)オブジェクトを
指定した場合に発生します。
//emlist[例][ruby]{
[1, 1, 4, 2, 3] | [5, 4, 5] #=> [1, 4, 2, 3, 5]
//}
@see Array#&......行えない)オブジェクトを
指定した場合に発生します。
//emlist[例][ruby]{
[1, 1, 4, 2, 3] | [5, 4, 5] #=> [1, 4, 2, 3, 5]
//}
@see Array#&
@see Array#union... -
FalseClass
# |(other) -> bool (18249.0) -
other が真なら true を, 偽なら false を返します。
...other が真なら true を, 偽なら false を返します。
@param other 論理和を行なう式です。
| は再定義可能な演算子に分類されていますので、通常は false | other の形で使われます。
//emlist[例][ruby]{
p false | true #=> true
p false | false......#=> false
p false | nil #=> false
p false | (1 == 1) #=> true
p false | (1 + 1) #=> true
p false.|(true) #=> true
p false.|(false) #=> false
p false.|(nil) #=> false
p false.|(1 == 1) #=> true
p false.|(1 + 1) #=> true
//}... -
NilClass
# |(other) -> bool (18231.0) -
other が真なら true を, 偽なら false を返します。
...other が真なら true を, 偽なら false を返します。
@param other 論理和を行なう式です
//emlist[例][ruby]{
nil | true # => true
nil | false # => false
nil | nil # => false
nil | "a" # => true
//}... -
BasicSocket
# remote _ address -> Addrinfo (12219.0) -
getpeername(2) で得られたリモートアドレス情報を Addrinfo オブジェクトとして返します。
...tpeername(2) で得られたリモートアドレス情報を
Addrinfo オブジェクトとして返します。
返されたオブジェクトの Addrinfo#protocol は 0 を
返すことに注意してください。
require 'socket'
TCPSocket.open("www.ruby-lang.org", 80) {|s|
p s.remo......te_address #=> #<Addrinfo: 221.186.184.68:80 TCP>
}
TCPServer.open("127.0.0.1", 1728) {|serv|
c = TCPSocket.new("127.0.0.1", 1728)
s = serv.accept
p s.remote_address #=> #<Addrinfo: 127.0.0.1:36504 TCP>
}
@see BasicSocket#getpeername... -
TSort
# each _ strongly _ connected _ component _ from(node , id _ map={} , stack=[]) {|nodes| . . . } -> () (9326.0) -
node から到達可能な強連結成分についてのイテレータです。
...ん。
each_strongly_connected_component_from は
tsort_each_node を呼びません。
@param node ノードを指定します。
//emlist[例 到達可能なノードを表示する][ruby]{
require 'tsort'
class Hash
include TSort
alias tsort_each_node each_key
def tsort_each_child(node,......block)
fetch(node).each(&block)
end
end
non_sort = {1=>[2], 2=>[3, 4], 3=>[2], 4=>[]}
non_sort.each_strongly_connected_component{|nodes|
p nodes
nodes.each {|node|
non_sort.each_strongly_connected_component_from(node){|ns|
printf("%s -> %s\n", node, ns.join(","))
}
}
}
#......出力
#=> [4]
#=> 4 -> 4
#=> [2, 3]
#=> 2 -> 4
#=> 2 -> 2,3
#=> 3 -> 4
#=> 3 -> 3,2
#=> [1]
#=> 1 -> 4
#=> 1 -> 2,3
#=> 1 -> 1
//}
@see TSort.each_strongly_connected_component_from... -
Random
# rand(range) -> Integer | Float (9309.0) -
一様な擬似乱数を発生させます。
...ることは出来ません。
三番目の形式では range で指定された範囲の値を返します。
range の始端と終端が共に整数の場合は整数を、少なくとも片方が実数の場合は実数を返します。
rangeが終端を含まない(つまり ... で生成し......れます。
range.end - range.begin が整数を返す場合は range.begin + self.rand((range.end - range.begin) + e)
の値を返します(e は終端を含む場合は1、含まない場合は0です)。
range.end - range.begin が実数を返す場合も同様です。
このため range が Ti......ます。
@param max 乱数値の上限を正の整数または実数で指定します。
max 自体は乱数値の範囲に含まれません。
@param range 発生させる乱数値の範囲を Range オブジェクトで指定します。
range.end - range.begin は...