rmdir command is use to delete a directory. Without any options for this tool and you won’t be able to delete a directory. Which has sub-directories. That means, a directory has to be empty to be delete.
Syntax of rmdir Command Tool:
$ rmdir <dir name>
$ rmdir myfolder1
If you want to delete a directory which has sub directories, you can use the rm tool.
$ rm -r ~/Documents
This command deletes all files directories inside the ~/Documents folder. The -r option signifies to remove the contents recursively.