网站介绍：文章浏览阅读2.7k次。当使用终端输入命令：ruby -version查看ruby版本时出现error：ruby 2.6.8p205 (2021-07-07 revision 67951) [universal.arm64e-darwin21]-e:1:in `<main>': undefined local variable or method `rsion' for main:Object (NameError)原因是它将-version解析为rsion。使用ruby -v或ruby --version_-e:1:in `': undefined local variable or method `rsion' for main:object
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