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トップページ > クエリ:|[x] > クエリ:-[x] > クエリ:gets[x] > クエリ:lineno[x]

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先頭5件

  1. Zlib::GzipReader#lineno -> Integer
  2. IO#each(limit, chomp: false) {|line| ... } -> self
  3. IO#each(rs = $/, chomp: false) {|line| ... } -> self
  4. IO#each(rs, limit, chomp: false) {|line| ... } -> self
  5. IO#each_line(limit, chomp: false) {|line| ... } -> self
<< 1 2 > >>

Zlib::GzipReader#lineno -> Integer (18265.0)

IO クラスの同名メソッドIO#linenoと同じです。

...IO クラスの同名メソッドIO#linenoと同じです。

但し、gzip ファイル中に
エラーがあった場合 Zlib::Error 例外や
Zlib::GzipFile::Error 例外が発生します。

gzip ファイルのフッターの処理に注意して下さい。
gzip ファイルのフッターに...
...* EOF (圧縮データの最後) を越えて読み込み要求を受けた時。
すなわち Zlib::GzipReader#read,
Zlib::GzipReader#gets メソッド等が nil を返す時。
* EOF まで読み込んだ後、Zlib::GzipFile#close メソッドが
呼び出された時。
* EOF...
...lib::GzipWriter.open('hoge.gz') { |gz|
gz.puts 'h'
gz.puts 'o'
gz.puts 'g'
gz.puts 'e'
}
=end

Zlib::GzipReader.open('hoge.gz') { |gz|
while l = gz.gets
l.chomp!
printf "%s %d\n", l, gz.lineno
end
}
#=> h 1
#=> o 2
#=> g 3
#=> e 4

@see IO#lineno...

IO#each(limit, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each(rs = $/, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each(rs, limit, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each_line(limit, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

絞り込み条件を変える

IO#each_line(rs = $/, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each_line(rs, limit, chomp: false) {|line| ... } -> self (266.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each(limit) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

IO#each(rs = $/) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

IO#each(rs, limit) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

絞り込み条件を変える

IO#each_line(limit) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

IO#each_line(rs = $/) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

IO#each_line(rs, limit) {|line| ... } -> self (248.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "4: .."
//}

@see $/, IO#gets...

IO#each(limit, chomp: false) -> Enumerator (166.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

IO#each(rs = $/, chomp: false) -> Enumerator (166.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...

絞り込み条件を変える

IO#each(rs, limit, chomp: false) -> Enumerator (166.0)

IO の現在位置から 1 行ずつ文字列として読み込み、それを引数として 与えられたブロックを実行します。

...][ruby]{
IO.write("testfile", "This is line one,\nThis is line two,\nThis is line three,\nAnd so on...")
f = File.new("testfile")
f.each { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one,\n"
# "2: This is line two,\n"
# "3: This is line three,\n"
# "4: And so on..."
//}
//emlist[例: 行...
...[ruby]{
IO.write("testfile", "This is line one,This is line two,This is line three,And so on...")
f = File.new("testfile")
f.each(",", 10) { |line| p "#{f.lineno}: #{line}" }
# => "0: This is li"
# "1: ne one,"
# "1: This is li"
# "2: ne two,"
# "2: This is li"
# "3: ne three,"
# "3: And so on."
# "...
...uby]{
IO.write("testfile", "This is line one\nThis is line two\nThis is line three\nAnd so on...")
f = File.new("testfile")
f.each(chomp: true) { |line| p "#{f.lineno}: #{line}" }
# => "1: This is line one"
# "2: This is line two"
# "3: This is line three"
# "4: And so on..."
//}

@see $/, IO#gets...
<< 1 2 > >>

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