Environment

• Mac

  • CPU: Apple M4
  • OS: Sequoia 15.1.1

• Zsh

  • Version: 5.9

• Homebrew

  • Version: 4.4.10

Sample

Run the following command to create the sample directories and files.

mkdir -p ./dir1/dir2
touch ./file0.txt ./dir1/file1.txt ./dir1/dir2/file2.txt

Flow

1. Install tree command.
   

   brew install tree
   

   We can check the version of this command by running the following command.
   

   tree --version
   

   As of the time of writing, the version is 2.2.1.

2. Run the command.
   

   tree
   

   The result is as follow.
   

   .
   ├── dir1
   │   ├── dir2
   │   │   └── file2.txt
   │   └── file1.txt
   └── file0.txt
   

Manual

Running the following command will display the manual page for the tree command in Zsh.

man tree

After reading, press the q key to return to Zsh.

The source for tree v2.2.1 manual is here.