Linux下使用tree命令以树形结构显示文件夹目录结构

tree命令功能说明：以树状图列出目录的内容。

如：

tree 以树状图显示所有文件

tree -L N 以树状图显示所有文件，子文件夹显示到第 N 层

Ubuntu安装tree命令

sudo apt-get install tree

查看关于tree命令的帮助信息

linuxidc@linuxidc:~$ tree --help

usage: tree [-acdfghilnpqrstuvxACDFJQNSUX] [-H baseHREF] [-T title ]

 [-L level [-R]] [-P pattern] [-I pattern] [-o filename] [--version]

 [--help] [--inodes] [--device] [--noreport] [--nolinks] [--dirsfirst]

 [--charset charset] [--filelimit[=]#] [--si] [--timefmt[=]]

 [--sort[=]] [--matchdirs] [--ignore-case] [--] []

  ------- Listing options -------

  -a            All files are listed.

  -d            List directories only.

  -l            Follow symbolic links like directories.

  -f            Print the full path prefix for each file.

  -x            Stay on current filesystem only.

  -L level      Descend only level directories deep.

  -R            Rerun tree when max dir level reached.

  -P pattern    List only those files that match the pattern given.

  -I pattern    Do not list files that match the given pattern.

  --ignore-case Ignore case when pattern matching.

  --matchdirs  Include directory names in -P pattern matching.

  --noreport    Turn off file/directory count at end of tree listing.

  --charset X  Use charset X for terminal/HTML and indentation line output.

  --filelimit # Do not descend dirs with more than # files in them.

  --timefmt Print and format time according to the format .

  -o filename  Output to file instead of stdout.

  -------- File options ---------

  -q            Print non-printable characters as '?'.

  -N            Print non-printable characters as is.

  -Q            Quote filenames with double quotes.

  -p            Print the protections for each file.

  -u            Displays file owner or UID number.

  -g            Displays file group owner or GID number.

  -s            Print the size in bytes of each file.

  -h            Print the size in a more human readable way.

  --si          Like -h, but use in SI units (powers of 1000).

  -D            Print the date of last modification or (-c) status change.

  -F            Appends '/', '=', '*', '@', '|' or '>' as per ls -F.

  --inodes      Print inode number of each file.

  --device      Print device ID number to which each file belongs.

  ------- Sorting options -------

  -v            Sort files alphanumerically by version.

  -t            Sort files by last modification time.

  -c            Sort files by last status change time.

  -U            Leave files unsorted.

  -r            Reverse the order of the sort.

  --dirsfirst  List directories before files (-U disables).

  --sort X      Select sort: name,version,size,mtime,ctime.

  ------- Graphics options ------

  -i            Don't print indentation lines.

  -A            Print ANSI lines graphic indentation lines.

  -S            Print with CP437 (console) graphics indentation lines.

  -n            Turn colorization off always (-C overrides).

  -C            Turn colorization on always.

  ------- XML/HTML/JSON options -------

  -X            Prints out an XML representation of the tree.

  -J            Prints out an JSON representation of the tree.

  -H baseHREF  Prints out HTML format with baseHREF as top directory.

  -T string    Replace the default HTML title and H1 header with string.

  --nolinks    Turn off hyperlinks in HTML output.

  ---- Miscellaneous options ----

  --version    Print version and exit.

  --help        Print usage and this help message and exit.

  --            Options processing terminator.

tree命令常用使用方法

(1) 显示当前目录的树形结构

linuxidc@linuxidc:~/桌面/www.linuxidc.com/linuxidc.com$ tree

.

├── linuxidc.com

│  ├── linuxidc.com.png

│  └── www.linuxidc.com

├── linuxidc.com.deb

├── linuxidc.com.png

├── linuxidc.jpg

├── linuxidc.png

├── linuxidc.zip

└── 教程重要说明及更新链接点击这个文本.txt

2 directories, 7 files

(2) 只查看当前第一级的目录和文件

$ tree -L 1

(3) 只查看当前第二级的目录和文件

$ tree -L 2

(4) 只查看当前第N级的目录和文件

$ tree -L N

(5) 把目录结构信息保存到文本中

$ tree -L 2 > linuxidc.com.txt

如下图

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