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ARGF
. class (60) - Enumerator (24)
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Enumerator
:: Yielder (6) - IO (144)
- Pathname (24)
- String (60)
- StringIO (62)
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- Enumerable (60)
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each
_ char (24) -
each
_ codepoint (24) -
each
_ line (144) -
inplace
_ mode (12) - lines (38)
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next
_ values (12) -
slice
_ before (24) - sum (36)
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to
_ proc (6)
検索結果
先頭5件
-
IO
# each(limit , chomp: false) {|line| . . . } -> self (18405.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
IO
# each(rs = $ / , chomp: false) {|line| . . . } -> self (18405.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
IO
# each(rs , limit , chomp: false) {|line| . . . } -> self (18405.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
IO
# each(limit) {|line| . . . } -> self (18339.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
IO
# each(rs = $ / ) {|line| . . . } -> self (18339.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
IO
# each(rs , limit) {|line| . . . } -> self (18339.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
IO
# each(limit , chomp: false) -> Enumerator (18305.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
IO
# each(rs = $ / , chomp: false) -> Enumerator (18305.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
IO
# each(rs , limit , chomp: false) -> Enumerator (18305.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:......mlist[例: chomp = true][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(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..... -
StringIO
# each(rs = $ / ) {|line| . . . } -> self (18240.0) -
自身から 1 行ずつ読み込み、それを引数として与えられたブロックを実行します。
...連続する改行を行の区切りとみなします(パラグラフモード)。
@raise IOError 自身が読み取り不可なら発生します。
//emlist[例][ruby]{
require "stringio"
a = StringIO.new("hoge\nfoo\n")
a.each{|l| p l }
#=> "hoge\n"
# "foo\n"
//}
@see $/
@see IO#each_line... -
IO
# each(limit) -> Enumerator (18239.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
IO
# each(rs = $ / ) -> Enumerator (18239.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
IO
# each(rs , limit) -> Enumerator (18239.0) -
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。
.../emlist[例: 引数なし][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.......半角カンマ、最大読み取りバイト数に 10 を指定][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:... -
StringIO
# each(rs = $ / ) {|line| . . . } -> self (18239.0) -
自身から 1 行ずつ読み込み、それを引数として与えられたブロックを実行します。
...連続する改行を行の区切りとみなします(パラグラフモード)。
@raise IOError 自身が読み取り不可なら発生します。
//emlist[例][ruby]{
require "stringio"
a = StringIO.new("hoge\nfoo\n")
a.each{|l| p l }
#=> "hoge\n"
# "foo\n"
//}
@see $/
@see IO#each_line... -
StringIO
# each(rs = $ / ) -> Enumerator (18140.0) -
自身から 1 行ずつ読み込み、それを引数として与えられたブロックを実行します。
...連続する改行を行の区切りとみなします(パラグラフモード)。
@raise IOError 自身が読み取り不可なら発生します。
//emlist[例][ruby]{
require "stringio"
a = StringIO.new("hoge\nfoo\n")
a.each{|l| p l }
#=> "hoge\n"
# "foo\n"
//}
@see $/
@see IO#each_line... -
Pathname
# each _ line(*args) {|line| . . . } -> nil (12468.0) -
IO.foreach(self.to_s, *args, &block) と同じです。
...IO.foreach(self.to_s, *args, &block) と同じです。
//emlist[例][ruby]{
require "pathname"
IO.write("testfile", "line1\nline2,\nline3\n")
Pathname("testfile").each_line
# => #<Enumerator: IO:foreach("testfile")>
//}
//emlist[例 ブロックを指定][ruby]{
require "pathname"
IO.write("tes......tfile", "line1\nline2,\nline3\n")
Pathname("testfile").each_line {|f| p f }
# => "line1\n"
# => "line2,\n"
# => "line3\n"
//}
//emlist[例 limit を指定][ruby]{
require "pathname"
IO.write("testfile", "line1\nline2,\nline3\n")
Pathname("testfile").each_line(4) {|f| p f }
# => "line"
# => "1\n"......# => "line"
# => "2,\n"
# => "line"
# => "3\n"
//}
//emlist[例 sep を指定][ruby]{
require "pathname"
IO.write("testfile", "line1\nline2,\nline3\n")
Pathname("testfile").each_line(",") {|f| p f }
# => "line1\nline2,"
# => "\nline3\n"
//}
@see IO.foreach...