File.open，写入并保存? [英] File.open, write and save?

问题描述

运行该文件时，我试图获取一个.rb文件以在具有指定内容的特定目录中创建另一个.rb文件.我不知道执行此操作的最佳方法是使用Ruby文件还是使用Rake文件.您的输入会很棒.

I am trying to get a .rb file to make another .rb file within a specific directory with specified content, when that file is run. I dont know whether the best way to do this would be with a Ruby file or a Rake file. You input would be great.

推荐答案

事实证明这是最好的解决方案.

This turned out to be the best solution.

File.open("linecount.txt",'w') do |filea|
  File.open("testfile.txt",'r') do |fileb|
    while line = fileb.gets
      filea.puts line.length
    end
  end
end

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