摘要：
其中“+”和“-”其实一个是逻辑与一个是逻辑或得意思[root@localhost ~]# find / -perm +4000 -exec ls -ld {} \;-rwsr-xr-x 1 root root 0 07-05 01:36 /root/file-rwsr-xr-x 1 root root 71160 2009-12-16 /sbin/umount.nfs4-rwsr-xr-x 1 root root 71156 2009-12-16 /sbin/mount.nfs-rwsr-xr-x 1 root root 19184 2010-03-08 /sbin/unix_chkpwd. 阅读全文