#Bash 的 pwd 命令
pwd [OPTION]...
功能
查看当前工作目录。
类型
Bash 内置命令。
pwd也是一个可执行文件;为了保持 POSIX 标准的兼容性,确保在其他 shell(比如一些极简的或古老的 shell)或者某些特定环境下,命令依然可用。
参数
OPTION选项:-L,--logical- 查看逻辑路径(符号链接显示自身路径)-P,--physical- 查看物理路径(符号链接显示源文件路径)--help- 显示帮助--version- 显示版本
#示例
$ cd /lib
$ pwd
/lib
$ pwd -L
/lib
$ pwd -P
/usr/lib
#推荐阅读
#手册
PWD(1) User Commands PWD(1) NAME pwd - print name of current/working directory SYNOPSIS pwd [OPTION]... DESCRIPTION Print the full filename of the current working directory. -L, --logical use PWD from environment, even if it contains symlinks -P, --physical avoid all symlinks --help display this help and exit --version output version information and exit If no option is specified, -P is assumed. NOTE: your shell may have its own version of pwd, which usually super‐ sedes the version described here. Please refer to your shell's docu‐ mentation for details about the options it supports. AUTHOR Written by Jim Meyering. REPORTING BUGS GNU coreutils online help: <https://www.gnu.org/software/coreutils/> Report any translation bugs to <https://translationproject.org/team/> COPYRIGHT Copyright © 2023 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO getcwd(3) Full documentation <https://www.gnu.org/software/coreutils/pwd> or available locally via: info '(coreutils) pwd invocation' GNU coreutils 9.4 April 2024 PWD(1)