CP of Common Linux commands

1. Command function

CP: Copy a file or directory, the file exists will ask whether to overwrite

2. Command format

CP [Options] file or directory

3. Command parameters

-I: asking when overwriting

-r: Copy directory, recursive replication

-F: Forced replication

-P: Preserve file attributes and copy

--backup: Backing up files that exist

-A: equivalent to-PR

4. Command instances

Example 1: Interactive replication

[Email protected] ~]# Cp/etc/inittab.

[[email protected] ~]# ls

Anaconda-ks.cfg Desktop file1 file2 gg inittab install.log install.log.syslog

[Email protected] ~]# cp-i/etc/inittab.

Cp:overwrite './inittab '? Yes

Example 2: Copy directory, recursive replication

[Email protected] ~]# cp-r/etc/.

[[email protected] ~]# ls

Anaconda-ks.cfg etc file2 Inittab Install.log.syslog

Desktop file1 GG Install.log

Example 3: Forced replication

[Email protected] ~]# \cp-f/etc/inittab.

[Email protected] ~]# cp-i/etc/inittab.

Cp:overwrite './inittab '? Yes

[Email protected] ~]# \cp-f/etc/inittab. #因为cp是一个别名, the command itself can be used with a backslash

[Email protected] ~]#

Example 4: Preserve file attributes and copy

[email protected] ~]# LL

Total 72

-RW-------1 root root 1259 Nov 19:18 anaconda-ks.cfg

drwx------2 root root 4096 Nov 19:25 Desktop

-rw-r--r--1 root root 0 Dec 17:07 file1

-rw-r--r--1 root root 0 Dec 17:12 file2

Drwxr-xr-x 2 root root 4096 Dec 16:43 GG

-rw-r--r--1 root root 39302 Nov 19:17 Install.log

-rw-r--r--1 root root 4062 Nov 19:17 install.log.syslog

-R--------1 xiaomo root 976 Nov 19:17 Shadow

[email protected] ~]# CP shadow/tmp/

[Email protected] ~]# ll/tmp/

Total 16

drwx------2 root root 4096 Nov 19:45 ksocket-root

drwx------2 root root 4096 Nov 19:45 orbit-root

-R--------1 root root 976 Dec 18:18 Shadow

drwx------2 root root 4096 Nov 19:44 ssh-rtxmsp5661

[Email protected] ~]# cp-p shadow/tmp/

Cp:overwrite '/tmp/shadow '? Yes

[Email protected] ~]# ll/tmp/

Total 16

drwx------2 root root 4096 Nov 19:45 ksocket-root

drwx------2 root root 4096 Nov 19:45 orbit-root

-R--------1 xiaomo root 976 Nov 19:17 Shadow

drwx------2 root root 4096 Nov 19:44 ssh-rtxmsp5661

Example 5: Backing up files that exist

[Email protected] ~]# cp-p--backup shadow/tmp/

Cp:overwrite '/tmp/shadow '? Yes

[Email protected] ~]# ll/tmp/

Total 20

drwx------2 root root 4096 Nov 19:45 ksocket-root

drwx------2 root root 4096 Nov 19:45 orbit-root

-R--------1 xiaomo root 976 Nov 19:17 Shadow

-R--------1 xiaomo root 976 Nov 19:17 shadow~

drwx------2 root root 4096 Nov 19:44 ssh-rtxmsp5661

Example 6: equivalent to-PR

[email protected] ~]# LL

Total 72

-RW-------1 root root 1259 Nov 19:18 anaconda-ks.cfg

drwx------2 root root 4096 Nov 19:25 Desktop

-rw-r--r--1 root root 0 Dec 17:07 file1

-rw-r--r--1 root root 0 Dec 17:12 file2

Drwxr-xr-x 2 root root 4096 Dec 16:43 GG

-rw-r--r--1 root root 39302 Nov 19:17 Install.log

-rw-r--r--1 root root 4062 Nov 19:17 install.log.syslog

-R--------1 xiaomo root 976 Nov 19:17 Shadow

[Email protected] ~]# cp-a shadow/tmp/

[Email protected] ~]# ll/tmp/

Total 16

drwx------2 root root 4096 Nov 19:45 ksocket-root

drwx------2 root root 4096 Nov 19:45 orbit-root

-R--------1 xiaomo root 976 Nov 19:17 Shadow

drwx------2 root root 4096 Nov 19:44 ssh-rtxmsp5661

This article is from the "cold-blooded Killer" blog, please be sure to keep this source http://deathkiller.blog.51cto.com/9130248/1592337

CP of Common Linux commands