在ubuntu16.04下，使用unrar解压缩rar文件

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# 1 使用apt-cache命令查找包 #

zhai@zhai:~/Downloads$ apt-cache search rar | grep rar
    rar - Archiver for .rar files
    unrar - Unarchiver for .rar files (non-free version)

# 2 使用apt-get install安装 #

zhai@zhai:~/Downloads$ sudo apt-get install rar
    [sudo] password for zhai: 
    Reading package lists... Done
    Building dependency tree       
    Reading state information... Done
    Suggested packages:
      unrar
    The following NEW packages will be installed:
      rar
    0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
    Need to get 587 kB of archives.
    After this operation, 1,657 kB of additional disk space will be used.
    Get:1 http://us.archive.ubuntu.com/ubuntu xenial/multiverse amd64 rar amd64 2:5.3.b2-1 [587 kB]
    Fetched 587 kB in 3s (180 kB/s)
    Selecting previously unselected package rar.
    (Reading database ... 241960 files and directories currently installed.)
    Preparing to unpack .../rar_2%3a5.3.b2-1_amd64.deb ...
    Unpacking rar (2:5.3.b2-1) ...
    Processing triggers for man-db (2.7.5-1) ...
    Setting up rar (2:5.3.b2-1) ...
    zhai@zhai:~/Downloads$ which rar
    /usr/bin/rar
    zhai@zhai:~/Downloads$ which unrar
    zhai@zhai:~/Downloads$ sudo apt-get install unrar
    Reading package lists... Done
    Building dependency tree       
    Reading state information... Done
    The following NEW packages will be installed:
      unrar
    0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
    Need to get 123 kB of archives.
    After this operation, 310 kB of additional disk space will be used.
    Get:1 http://us.archive.ubuntu.com/ubuntu xenial/multiverse amd64 unrar amd64 1:5.3.2-1 [123 kB]
    Fetched 123 kB in 3s (38.8 kB/s)
    Selecting previously unselected package unrar.
    (Reading database ... 241974 files and directories currently installed.)
    Preparing to unpack .../unrar_1%3a5.3.2-1_amd64.deb ...
    Unpacking unrar (1:5.3.2-1) ...
    Processing triggers for man-db (2.7.5-1) ...
    Setting up unrar (1:5.3.2-1) ...
    update-alternatives: using /usr/bin/unrar-nonfree to provide /usr/bin/unrar (unrar) in auto mode
    zhai@zhai:~/Downloads$ which unrar
    /usr/bin/unrar

# 3 解压缩 #

zhai@zhai:~/Downloads$ unrar e google-chrome-stable_current_amd64.rar 
    
    UNRAR 5.30 beta 2 freeware      Copyright (c) 1993-2015 Alexander Roshal
    
    
    Extracting from google-chrome-stable_current_amd64.rar
    
    Extracting  google-chrome-stable_current_amd64.deb                    OK 
    
    All OK

# 4 man #

NAME
           unrar - extract files from rar archives
    
    SYNOPSIS
           unrar <command> [-<switch 1> -<switch N>] archive [files...] [path...]
    
    DESCRIPTION
           This manual page documents briefly the unrar command.
           This manual page was written for the Debian GNU/Linux distribution because the original program does
           not have a manual page.
           Commands and options described here are as of unrar 2.02.
    
    OPTIONS
           After the program name comes a command and then optional switches with dashes before them.   A  sum‐
           mary of commands is included below.  For a complete description, run unrar without options.
    
           e      Extract files to current directory.
    
           l      List archive content.
    
           p      Print file to stdout.
    
           t      Test archive files.
    
           v      Verbosely list archive.
    
           x      Extract files with full path.