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GitHub
23 年
04_4_special_variable_types.md
仅在代码块或函数中才可见的变量(参考函数章节的局部变量部分)。 环境变量 会影响用户及shell行为的变量。 一般情况下,每一个进程都有自己的“环境”(environment),也就是一组该进程可以访问到的变量。从这个意义上来说,shell表现出与其他进程一样的 ...
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