ruby基础教程
https://www.kancloud.cn/imxieke/ruby-base/107295
Ruby Struct类型
https://www.junmajinlong.com/ruby/ruby_struct/
Ruby 技术货: 讲讲 Ruby 中纯数据结构 ( Struct 与 OpenStruct )
https://ruby-china.org/topics/14459
ruby基础教程
https://www.kancloud.cn/imxieke/ruby-base/107295
Ruby Struct类型
https://www.junmajinlong.com/ruby/ruby_struct/
Ruby 技术货: 讲讲 Ruby 中纯数据结构 ( Struct 与 OpenStruct )
https://ruby-china.org/topics/14459