1 type date
2 sudo dpkg -S /bin/date
3 sudo apt-get source coreutils
desktop:~$ type date
date 已经被散列 (/bin/date)
desktop:~$ dpkg -S /bin/date
coreutils: /bin/date
desktop:~$
1 type date
2 sudo dpkg -S /bin/date
3 sudo apt-get source coreutils
desktop:~$ type date
date 已经被散列 (/bin/date)
desktop:~$ dpkg -S /bin/date
coreutils: /bin/date
desktop:~$