209件ヒット
[1-100件を表示]
(0.065秒)
モジュール
- Kernel (209)
キーワード
-
$ ARGV (11) -
$ CHILD _ STATUS (11) -
$ DEFAULT _ INPUT (11) -
$ DEFAULT _ OUTPUT (11) -
$ FIELD _ SEPARATOR (11) -
$ FS (11) -
$ IGNORECASE (11) -
$ INPUT _ LINE _ NUMBER (11) -
$ INPUT _ RECORD _ SEPARATOR (11) -
$ LAST _ MATCH _ INFO (11) -
$ LAST _ PAREN _ MATCH (11) -
$ LAST _ READ _ LINE (11) -
$ MATCH (11) -
$ NR (11) -
$ OUTPUT _ FIELD _ SEPARATOR (11) -
$ OUTPUT _ RECORD _ SEPARATOR (11) -
$ POSTMATCH (11) -
$ PREMATCH (11) -
$ RS (11)
検索結果
先頭5件
-
Kernel
$ $ CHILD _ STATUS -> Process :: Status | nil (6320.0) -
$? の別名
...$? の別名
require "English"
out = `wget https://www.ruby-lang.org/en/about/license.txt -O - 2>/dev/null`
if $CHILD_STATUS.to_i == 0
print "wget success\n"
out.split(/\n/).each { |line|
printf "%s\n", line
}
else
print "wget failed\n"
end... -
Kernel
$ $ LAST _ MATCH _ INFO -> MatchData | nil (6244.0) -
$~ の別名
..."English"
str = "<a href=https://www.ruby-lang.org/en/about/license.txt>license</a>"
if /<a href=(.+?)>/ =~ str
p $LAST_MATCH_INFO[0] #=> "<a href=https://www.ruby-lang.org/en/about/license.txt>"
p $LAST_MATCH_INFO[1] #=> "https://www.ruby-lang.org/en/about/license.txt"
p $LAST_MAT... -
Kernel
$ $ LAST _ PAREN _ MATCH -> String | nil (6238.0) -
$+ の別名
...quire "English"
r1 = Regexp.compile("<img src=(http:.+?)>")
r2 = Regexp.compile("<a href=(http|ftp).+?>(.+?)</a>")
while line = DATA.gets
[ r1, r2 ].each {|rep|
rep =~ line
p $+
}
end
__END__
<tr> <td><img src=http://localhost/a.jpg></td> <td>ikkou</td> <td><a href=......http://localhost/link.html>link</a></td> </tr>
#enf of sample.rb
$ ruby sample.rb
"http://localhost/a.jpg"
"link"... -
Kernel
$ $ LAST _ READ _ LINE -> String | nil (6226.0) -
$_ の別名
...$_ の別名
1 e
2 f
3 g
4 h
5 i
# end of a.txt
ruby -rEnglish -ne'p $LAST_READ_LINE' a.txt
#=>
"1 e\n"
"2 f\n"
"3 g\n"
"4 h\n"
"5 i\n"... -
Kernel
$ $ ARGV -> [String] (6202.0) -
$* の別名
...$* の別名
require "English"
p $ARGV
# end of sample.rb
ruby sample.rb 31 /home/hoge/fuga.txt
#=> ["31", "/home/hoge/fuga.txt"]... -
Kernel
$ $ DEFAULT _ INPUT -> IO (6202.0) -
$< の別名
...$< の別名
require "English"
while line = $DEFAULT_INPUT.gets
p line
end
# end of sample.rb
ruby sample.rb < /etc/passwd
# => "hoge:x:500:501::/home/hoge:/bin/bash\n"
...... -
Kernel
$ $ DEFAULT _ OUTPUT -> IO (6202.0) -
$> の別名
...$> の別名
require "English"
dout = $DEFAULT_OUTPUT.dup
$DEFAULT_OUTPUT.reopen("out.txt", "w")
print "foo"
$DEFAULT_OUTPUT.close
$DEFAULT_OUTPUT = dout
p "bar" # => bar
p File.read("out.txt") #=> foo... -
Kernel
$ $ FIELD _ SEPARATOR -> String | nil (6202.0) -
$; の別名
...$; の別名
require "English"
str = "hoge,fuga,ugo,bar,foo"
p str.split #=> ["hoge,fuga,ugo,bar,foo"]
$FIELD_SEPARATOR = ","
p str.split #=> ["hoge", "fuga", "ugo", "bar", "foo"]... -
Kernel
$ $ IGNORECASE -> bool (6202.0) -
過去との互換性のために残されていますが、もはや何の意味もありません。
...りません。
値は常に false です。代入しても無視されます。
$= の別名
require "English"
$IGNORECASE = true # => warning: variable $= is no longer effective; ignored
$IGNORECASE # => warning: variable $= is no longer effective
# false... -
Kernel
$ $ INPUT _ RECORD _ SEPARATOR -> String | nil (6202.0) -
$/ の別名
...$/ の別名
require "English"
$INPUT_RECORD_SEPARATOR = '|'
array = []
while line = DATA.gets
array << line
end
p array #=> ["ugo|", "ego|", "fogo\n"]
__END__
ugo|ego|fogo...