Linu the X- document operation command - ( cd / pwd / mkdir / RM / mv )
1. The cd command
Description: Switch the current directory to another directory.
Usage: cd directory path
symbol |
significance |
. |
Current directory |
.. |
Parent directory |
~ |
Current user home directory |
- |
Previous working directory |
Eg1 :
[
root@test ~]#cd /etc/ #Switch to the /etc directory
2. pwd command
Description: Display the name of the current working directory
Usage: pwd [parameter option]
Parameters: -P displays the real path of the link
Eg1 :
[root@test ~]# pwd #View the current directory name /root
3. The mkdir command
Description: Create a directory
Usage: mkdir [parameter option] [directory name]
parameter:
parameter |
Features |
-m |
--mode=mode, set permissions <mode> (similar to chmod) |
-p |
Recursively create multi-level directories |
-v |
--verbose display information every time a new directory is created |
–help |
Show this help message |
–version |
Display version information |
Eg1:
[root@test tmp]# mkdir -m 777 mysql #Create mysql directory and set 777 permissions [root@test tmp]# mkdir -p /tmp/1/2/3/4 #Create directory recursively
4. rm command
Description: Delete files or directories
Usage: rm [parameter option] [file/directory]
parameter:
-r |
Recursively delete, delete the directory and all contents under the directory |
-f |
Forced to delete without prompt |
-i |
Before deleting, ask whether to delete |
Eg1:
[root@test ~]# rm -rf test #Forcibly delete the test directory
5. mv command
Description: Move or rename files or directories
Usage: mv [parameter options] [directory/file name] [directory/file name after moving]
parameter:
-b |
If you overwrite the file, back it up before overwriting |
-f |
The file already exists, just overwrite without asking |
-i |
The target file already exists, ask whether to overwrite |
-u |
Update file (the target file exists) |
Eg:
[root@test ~]# mv 1.txt 1.log #Rename 1.txt to 1.log [root@test ~]# mv 1.log test #Move 1.log to the test directory
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