我有以下代码,我想用来ping IP地址和写入文件.一切正常,除了我无法写入文件.
server = %w'192.168.150.254
192.168.150.251
192.168.120.1
192.168.120.2'
File.open('/test/test2.out','w') do |s|
server.each do |p|
r = `ping -a -n 1 #{p}`
puts r
end
end
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