Linux命令学习总结：pwd命令

命令简介：

该命令用来显示目前所在的工作目录。指令英文原义：print work directory

执行权限    ：All User

指令所在路径：/usr/bin/pwd 或 /bin/pwd

命令语法：

pwd [OPTION]...

命令参数：

参数	长参数	描叙
-L	--logical（无效）	当目录为连接路径时，显示连接路径
-P	--physical（无效）	显示实际物理路径，而非使用连接（link）路径
	--help	显示命令在线帮助（该参数无法使用）
	--version	显示命令版本信息（该参数无法使用）

使用示例：

1：查看pwd命令的帮助信息

   1: root@DB-Server init.d]# man pwd 

   2: PWD(1)                           User Commands                          PWD(1)

   3:  

   4: NAME 

   5:        pwd - print name of current/working directory

   6:  

   7: SYNOPSIS 

   8:        pwd [OPTION]...

   9:  

  10: DESCRIPTION 

  11:        Print the full filename of the current working directory.

  12:  

  13:        -L, --logical 

  14:               use PWD from environment, even if it contains symlinks

  15:  

  16:        -P, --physical 

  17:               avoid all symlinks

  18:  

  19:        --help display this help and exit

  20:  

  21:        --version 

  22:               output version information and exit

  23:  

  24:        NOTE:  your  shell  may  have  its  own version of pwd, which usually supersedes the version described here.  Please refer to your shell鈥檚 documentation for details about the 

  25:        options it supports.

  26:  

  27: AUTHOR 

  28:        Written by Jim Meyering.

  29:  

  30: REPORTING BUGS 

  31:        Report bugs to <bug-coreutils@gnu.org>.

  32:  

  33: COPYRIGHT 

  34:        Copyright 漏 2006 Free Software Foundation, Inc. 

  35:        This is free software.  You may redistribute copies of it under the terms of the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.  There is NO WARRANTY,  to 

  36:        the extent permitted by law.

  37:  

  38: SEE ALSO 

  39:        The full documentation for pwd is maintained as a Texinfo manual.  If the info and pwd programs are properly installed at your site, the command

  40:  

  41:               info pwd

  42:  

  43:        should give you access to the complete manual.

  44:  

  45: pwd 5.97                           May 2011                             PWD(1) 

  46: (END) 

  47:  

2：显示当前目录所在路径 pwd

   1: [root@DB-Server networking]# pwd 

   2: /etc/sysconfig/networking

3：显示当前目录的物理路径 pwd –P

   1: [root@DB-Server init.d]# cd /etc/init.d 

   2: [root@DB-Server init.d]# pwd -P 

   3: /etc/rc.d/init.d

4: 显示当前目录的连接路径：pwd -L

   1: [root@DB-Server networking]# cd /etc/init.d 

   2: [root@DB-Server init.d]# pwd -L 

   3: /etc/init.d 

   4: [root@DB-Server init.d]# pwd 

   5: /etc/init.d