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paulsturgess/Ruby read from file.md

Created February 27, 2013 19:34
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Ruby read from file
Raw
Ruby read from file.md 
$ cat somefile.txt | ruby version*.rb

Version 1:

input = $stdin.read
input.each_line do |line|
  ...
end

Version 2:

ARGF.each do |line|
  ...
end

Version 3:

while line = gets
  ...
end
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