【每天一个Linux命令】23. 目录切换命令cd

切换到某个目录

#查看当前所在路径
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ pwd
/Users/bixiaopeng
#使用命令:cd 目录路径
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ cd apktool
#查看切换后的路径
bixiaopeng@bixiaopengtekiMacBook-Pro apktool$ pwd
/Users/bixiaopeng/apktool

切换到主目录

#方法一：cd 
bixiaopeng@bixiaopengtekiMacBook-Pro apktool$ cd
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ pwd
/Users/bixiaopeng
#方法二：cd ~
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ cd apktool
bixiaopeng@bixiaopengtekiMacBook-Pro apktool$ cd ~
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ pwd
/Users/bixiaopeng

切换到上一级目录

bixiaopeng@bixiaopengtekiMacBook-Pro ~$ cd apktool/framework/
bixiaopeng@bixiaopengtekiMacBook-Pro framework$ pwd
/Users/bixiaopeng/apktool/framework
bixiaopeng@bixiaopengtekiMacBook-Pro framework$ cd ..
bixiaopeng@bixiaopengtekiMacBook-Pro apktool$ pwd
/Users/bixiaopeng/apktool

切换到当前目录之前的目录

bixiaopeng@bixiaopengtekiMacBook-Pro apktool$ cd -
/Users/bixiaopeng/apktool/framework
bixiaopeng@bixiaopengtekiMacBook-Pro framework$ pwd
/Users/bixiaopeng/apktool/framework

切换到上两级目录

bixiaopeng@bixiaopengtekiMacBook-Pro framework$ cd ../..
bixiaopeng@bixiaopengtekiMacBook-Pro ~$ pwd
/Users/bixiaopeng

将上个命令的参数作为cd的参数使用

bixiaopeng@bixiaopengtekiMacBook-Pro ~$ cd /
bixiaopeng@bixiaopengtekiMacBook-Pro /$ cd !$
cd /