Question

RAR 命令

虽说 RAR 是商业软件，但是并不妨碍我们使用它啊。

Linux 下也有 rar 命令呢!

建立一个 rar 压缩包

语法:

rar a {.rar file-name} {file-name}

很简单:

➤ rar a sh.rar *.sh

RAR 5.30 beta 2   Copyright (c) 1993-2015 Alexander Roshal   4 Aug 2015
Trial version             Type RAR -? for help

Evaluation copy. Please register.

Creating archive sh.rar

Adding    4.sh                                                        OK 
Adding    cal_random.sh                                               OK 
Adding    cmd.sh                                                      OK 
Adding    ifs.sh                                                      OK 
Adding    redirect.sh                                                 OK 
Adding    std.sh                                                      OK 
Done
➤

支持正则，支持递归。

解压 rar 压缩包

解压也很简单:

➤ unrar e sh.rar

UNRAR 5.30 beta 2 freeware      Copyright (c) 1993-2015 Alexander Roshal


Extracting from sh.rar

Extracting  4.sh                                                      OK 
Extracting  cal_random.sh                                             OK 
Extracting  cmd.sh                                                    OK 
Extracting  ifs.sh                                                    OK 
Extracting  redirect.sh                                               OK 
Extracting  std.sh                                                    OK 
All OK
➤

列出压缩包内的内容

➤ unrar l sh.rar

UNRAR 5.30 beta 2 freeware      Copyright (c) 1993-2015 Alexander Roshal

Archive: sh.rar
Details: RAR 4

 Attributes      Size     Date    Time   Name
----------- ---------  ---------- -----  ----
 -rw-rw-r--        25  2016-01-18 16:10  4.sh        
 -rw-rw-r--       542  2015-12-24 14:08  cal_random.sh
 -rw-rw-r--        41  2016-01-18 11:02  cmd.sh      
 -rw-rw-r--        27  2016-01-17 19:19  ifs.sh      
 -rw-rw-r--        50  2016-01-18 13:24  redirect.sh 
 -rw-rw-r--        56  2016-01-18 11:08  std.sh      
----------- ---------  ---------- -----  ----
                  741                    6

➤

压缩加密

➤ rar a -p"Hello" sh.rar *.sh

RAR 5.30 beta 2   Copyright (c) 1993-2015 Alexander Roshal   4 Aug 2015
Trial version             Type RAR -? for help

Evaluation copy. Please register.

Creating archive sh.rar

Adding    4.sh                                                        OK 
Adding    cal_random.sh                                               OK 
Adding    cmd.sh                                                      OK 
Adding    ifs.sh                                                      OK 
Adding    redirect.sh                                                 OK 
Adding    std.sh                                                      OK 
Done
➤

本书简介：

• Linux 进阶技巧
• 巧妙的命令组合
• Bash 某些技巧
• 一共一百零一个（包括充数的)
• 最后有个奖励章（额外技巧)