compgen, eval, export, file: move to common (#6508)
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pages.zh/common/compgen.md
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pages.zh/common/compgen.md
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# compgen
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> 用于在 bash 中自动完成的内置命令,按两次 tab 键即可调用该命令。
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> 更多信息:<https://www.gnu.org/software/bash/manual/bash.html#index-compgen>.
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- 显示所有可以执行的命令:
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`compgen -c`
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- 列出所有别名:
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`compgen -a`
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- 列出所有可以运行的函数:
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`compgen -A function`
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- 列出所有 shell 的保留关键字:
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`compgen -k`
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- 查看以 'ls' 开头的所有可用命令和别名:
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`compgen -ac {{ls}}`
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