Linux Learning Notes-directory, file management commands

Directory Management Commands:

LS, CD, pwd, mkdir, rmdir, tree

File Management commands:

Touch, stat, file, RM, CP, MV, Nan

Directory Management

#ls List

Format ls [OPTION] ... [FILE] ...

-H (Hurman) unit conversion

-A (all) displays files starting with. (Show hidden files)

. Current directory

.. Represents the parent directory

-A does not display the current directory. and parent directory: , all other displays

-D (diectory) display Directory properties

-I (ID) display I node number

-R Reverse Display

-R Recursive display

-L (Long) display long options

[Email protected] home]# ls-ld/bindr-xr-xr-x. 2 root root 4096 August 02:16/bin

1 File Type:

-Documents

b File (block)

C-character device or linear device

D catalog File

L Soft Link File

P Command Pipeline File

s socket file

2 File permissions: 9 bits per 3-bit group, rwx (read, write, execute)

3 File Hard link count:

4 File Owner: (user)

5 files belong to group: (group)

6 File Size: (default is bytes)

7 timestamp: Last Modified time

Access: Access

Modified: modity: File content changed

Change: Changed metadata, meta data

8 File Name:

#cd: Switch to the current directory

Format CD [-l|-p] [dir]

Home directories, home directories home directory

Example: CD ~username into the specified user home directory

CD-: In the current directory and last directory switchover (changed)  

#mkdir: Create an empty directory

Format mkdir [OPTION] ... DIRECTORY ...

-P recursive creation of parent directories and directories

-V Detailed information

Example: #mkdir-pv/mnt/test/{x/y,m}

{} on behalf of the command line expansion

Example: #mkdir-pv/mnt/test2/{a,b}_{c,d}

#rmdir: Delete Empty directory, non-empty directory cannot be deleted

Format rmdir [OPTION] ... DIRECTORY ...

#tree: Show Tree Directory

#pwd: Show current directory

File Management

#touch Create an empty file

Example: #touch-M-T 201612121212/mnt/a   

#rm Delete Files

Format RM [OPTION] ... FILE ...

-F Forced Delete (force)

-R Recursive Delete

-RF forced recursive deletion  

#file: View file properties

Format file [-bchiklnnprsvz0] [--apple][--mime-encoding] [--mime-type]

[-etestname] [-F Separator] [-F NameFile] [-M magicfiles] file ...

file-c [-mmagicfiles]

FILE[--HELP]

[Email protected] home]# file/etc/init.d/iptables/etc/init.d/iptables:posix shellscript text executable

#stat: View file properties, including information such as access time, modify time, change time, and more

[Email protected] home]# stat/etc/init.d/iptables File: "/etc/init.d/iptables" size:11048 blocks:24 IO block:4096 Normal file device:803h/2051d inode:392027 links:1access: (0755/-rwxr-xr-x) Uid: (0/root) G ID: (0/root) access:2017-08-28 02:14:24.240985047+0800modify:2015-07-24 10:10:14.000000000+0800change:2017-08-28 02:14:23.501985051+0800

#cp: Copying and moving files, using scenes: one file to one file; multiple files to a directory

Format CP [OPTION] ... [-T] Sourcedest

CP [OPTION] ... SOURCE ... DIRECTORY

CP [OPTION] ...-t DIRECTORY SOURCE ...  

-R recursive replication, copying files in directories and directories

-F Forced replication

-RF Recursive forced replication

-I Reminders

-P reserved Group, timestamp, attribute

-A archive copy and retain all attributes for backup  

#mv move a directory, file, or rename

Format mv [OPTION] ... [-T] SOURCE DEST

Mv[option] ... SOURCE ... DIRECTORY

Mv[option] ...-t DIRECTORY SOURCE ...

This article is from the "Wish_" blog, be sure to keep this source http://itwish.blog.51cto.com/11439802/1960793

Linux Learning Notes-directory, file management commands