linux cp指令

cp 指令是copy的簡稱，是複製的意思

首先 man cp

NAME
       cp - copy files and directories

SYNOPSIS
       cp [OPTION]... [-T] SOURCE DEST
       cp [OPTION]... SOURCE... DIRECTORY
       cp [OPTION]... -t DIRECTORY SOURCE...

DESCRIPTION
       Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY.

       Mandatory arguments to long options are mandatory for short options too.

       -a, --archive
              same as -dR --preserve=all

       --backup[=CONTROL]
              make a backup of each existing destination file

       -b     like --backup but does not accept an argument

       --copy-contents
              copy contents of special files when recursive

       -d     same as --no-dereference --preserve=link

       -f, --force
              if an existing destination file cannot be opened, remove it and try again

       -i, --interactive
              prompt before overwrite

       -H     follow command-line symbolic links

       -l, --link
              link files instead of copying

       -L, --dereference
              always follow symbolic links

       -P, --no-dereference
              never follow symbolic links

       -p     same as --preserve=mode,ownership,timestamps

       --preserve[=ATTR_LIST]
              preserve  the  specified  attributes  (default:  mode,ownership,timestamps), if possible additional attributes: context, links,
              xattr, all

       -c     same as --preserve=context

       --no-preserve=ATTR_LIST
              don’t preserve the specified attributes

       --parents
              use full source file name under DIRECTORY

       -R, -r, --recursive
              copy directories recursively

       --remove-destination
              remove each existing destination file before attempting to open it (contrast with --force)

       --sparse=WHEN
              control creation of sparse files

       --strip-trailing-slashes remove any trailing slashes from each SOURCE
              argument

       -s, --symbolic-link
              make symbolic links instead of copying

       -S, --suffix=SUFFIX
              override the usual backup suffix

       -t, --target-directory=DIRECTORY
              copy all SOURCE arguments into DIRECTORY

       -T, --no-target-directory
              treat DEST as a normal file

       -u, --update
              copy only when the SOURCE file is newer than the destination file or when the destination file is missing

       -v, --verbose
              explain what is being done

       -x, --one-file-system
              stay on this file system

       -Z, --context=CONTEXT
              set security context of copy to CONTEXT

       --help display this help and exit

       --version
              output version information and exit

用法：cp -參數選項（f 強制，r，遞迴） 被複製的檔案 目錄