to change the group ownership of a file or directory
$ chgrp geeksforgeeks abc.txt
owner of the group is changed fromlinuxtest to numbers
chgrp linuxtest numbers
change the ownership of the group
chgrp wdir pavani.txt
this command gives the information processed by the chgrp
chgrp -v mygroup file1
this command if only changes are made in the groupnme
chgrp -c groupname filename
we can use the file or a group as reference
chgrp reference=Rfile file1
we use recrusive command to change the group name and its contents recursively
chgrp -R file1
-h or -derfence changes group ownership of a symbolic llink file
chgrp -h groupname symbolic file name
-h or -derfence changes group ownership of a symbolic llink file
chgrp -h groupname symbolic file name
hides the error msgs in the output
chgrp -f file1