7件ヒット
[1-7件を表示]
(0.074秒)
モジュール
- Kernel (7)
キーワード
-
$ ARGV (1) -
$ CHILD _ STATUS (1) -
$ DEFAULT _ OUTPUT (1) -
$ INPUT _ LINE _ NUMBER (1) -
$ LAST _ MATCH _ INFO (1) -
$ LAST _ READ _ LINE (1) -
$ NR (1)
検索結果
先頭5件
-
Kernel
$ $ INPUT _ LINE _ NUMBER -> Integer (36961.0) -
$. の別名
...$. の別名
1 e
2 f
3 g
4 h
5 i
# end of a.txt
require "English"
File.foreach(ARGV.at(0)){|line|
# read line
}
p $INPUT_LINE_NUMBER
# end of sample.rb
ruby sample.rb a.txt
#=> 5... -
Kernel
$ $ LAST _ READ _ LINE -> String | nil (18679.0) -
$_ の別名
...$_ 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
$ $ CHILD _ STATUS -> Process :: Status | nil (18643.0) -
$? の別名
...$? 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 (18361.0) -
$~ の別名
...$~ の別名
require "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/lic... -
Kernel
$ $ NR -> Integer (18361.0) -
$. の別名
...$. の別名
1 e
2 f
3 g
4 h
5 i
# end of a.txt
require "English"
File.foreach(ARGV.at(0)){|line|
# read line
}
p $INPUT_LINE_NUMBER
# end of sample.rb
ruby sample.rb a.txt
#=> 5... -
Kernel
$ $ ARGV -> [String] (343.0) -
$* の別名
...$* 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 _ OUTPUT -> IO (343.0) -
$> の別名
...$> 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...