Print all lines containing the word "target" : IO.foreach « File Directory « Ruby

1. Ruby
2. File Directory
3. IO.foreach

Print all lines containing the word "target"

IO.foreach("somefile") do |line|
  puts line if line =~ /target/
end

# Another way...
file = File.new("somefile")
file.each do |line|
  puts line if line =~ /target/
end

 

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