Linux Commands for Beginners lesson 8 -- chown command

In this part, we'll learn how to change ownership of files and folders.


1.COMMAND:
     chown
 DESCRIPTION:
   change file owner and group


SYNOPSIS
       chown [OPTION]... [OWNER][:[GROUP]] FILE...
OPTION:
   -R, --recursive
          operate on files and directories recursively

Example:
piniheaven@fish:~/Documents$ls
assemble  C++primer_ex  C++primer_note  Ebook  linux  QT_ex  QT_note  tutorial
piniheaven@fish:~/Documents$ ls -l  ./tutorial/
total 0
-rw-rw-r-- 1 piniheaven piniheaven 0 Aug 25 21:42 essay.txt
piniheaven@fish:~/Documents$ sudochown jack ./tutorial/essay.txt  #change essay.txt's owner
piniheaven@fish:~/Documents$ ls -l  ./tutorial/
total 0
-rw-rw-r-- 1 jack piniheaven 0 Aug 25 21:42 essay.txt
piniheaven@fish:~/Documents$ sudochown piniheaven:Students ./tutorial/essay.txt #change essay.txt's owner and group
piniheaven@fish:~/Documents$ ls -l  ./tutorial/
total 0
-rw-rw-r-- 1 piniheaven Students 0 Aug 25 21:42 essay.txt
piniheaven@fish:~/Documents$ sudochown -R jack:piniheaven ./tutorial  #change all files's owner and group in tutorial directory
piniheaven@fish:~/Documents$ ls -l  ./tutorial/
total 0
-rw-rw-r-- 1 jack piniheaven 0 Aug 25 21:42 essay.txt