Anonymous user
File input/output: Difference between revisions
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→{{header|Ruby}}: Tweak descriptive test. Tell that IO.read(what, mode: 'rb') requires Ruby 1.9.
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m (→{{header|Ruby}}: Tweak descriptive test. Tell that IO.read(what, mode: 'rb') requires Ruby 1.9.) |
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We can also
<lang ruby>File.open('input.txt', 'rb') do |i|
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But this has disadvantages:
* There was no 'b' flag, so it might not work with binary files on some platforms. With a 'b' flag, the code would be <code>open('output.txt', 'wb') {|f| f << IO.read('input.txt', mode: 'rb')}</code>, but this requires Ruby 1.9. (There is no way to pass 'b' flag to IO.read with Ruby 1.8.)
* If the file is
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