Common commands for linux processing directories

• ls: List directories
  • -a: All files, together with hidden files (files starting with .) are listed together (commonly used)
  • -l: List long data strings, including file attributes and permissions, etc.; (commonly used)
• cd: switch directory
  • Absolute path cd /home/lzh
  • relative path
    • Return to the usr directorycd ../usr
    • Back to the current user directorycd ~
    • Back to the previous directory cd ..
• pwd: display the current directory
• mkdir: create a new directory
  • Create a directory mkdir test
  • Create a multi-level directory mkdir -p test1/test2/test3
• rmdir: delete empty directories ( only empty directories can be deleted )
  • Delete an empty directory rmdir test
  • Delete multiple empty directories rmdir -p test1/test2/test3
• cp: copy files or directories
• rm: remove files or directories
  • rm -f [file or directory] force deletion
  • rm -r [Similar to /test/test2 multi-level directories] Recursively delete directories (that is, multiple directories)
  • rm -i [file or directory] interactive, delete and ask whether to delete
  • rm -rf [File] Delete all files in the system
• mv: move files and directories, or modify the names of files and directories [ mv test test1/ ] move test to test1
  • mv -f [File directory] Mandatory
  • mv -u [File directory] Only replace the updated directory
• mv: Rename function【mv test test1】Rename test to test1