ruby 调用Linux 系统环境变量,比如
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#!/usr/bin/env ruby user = ENV [ 'USER' ]
hostname = ENV [ 'HOSTNAME' ]
puts "current user is #{user}"
puts "current hostname is #{hostname}"
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本文转自 紫色葡萄 51CTO博客,原文链接:http://blog.51cto.com/purplegrape/1891555,如需转载请自行联系原作者