exa 介绍
exa 是使用 Rust 语言编写的 ls 文件列表命令替代品。
参数列表：
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-1 , --oneline : display one entry per line
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-a , --all : show dot files
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-b , --binary : use binary (power of two) file sizes
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-B , --bytes : list file sizes in bytes, without prefixes
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-d , --list-dirs : list directories as regular files
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-g , --group : show group as well as user
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-h , --header : show a header row
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-H , --links : show number of hard links column
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-i , --inode : show inode number column
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-l , --long : display extended details and attributes
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-r , --reverse : reverse sort order
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-R , --recurse : recurse into subdirectories
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-s , --sort=(field) : field to sort by
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-S , --blocks : show number of file system blocks
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-t , --time : which timestamp to show for a file
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-T , --tree : recurse into subdirectories in a tree view
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-x , --across : sort multi-column view entries across