Linux Find command detailed

Usage

　　Find [path] Content

Parameters

The-print:find command outputs the matched file to the standard output
The-exec:find command executes the shell command given by the parameter to the matching file. The corresponding command is in the form of ' command ' {} \;, note the space between {} and \;

Find-exec RM-RF {} \; Delete the found files
-ok: The same as-exec, except that the shell command given by the parameter is executed in a more secure mode, prompting the user to determine whether to execute before executing each command.

[[email protected] test]# find-ok rm-rf {} \;
< RM .... >? Y first ask before deleting

-depth: #使查找在进入子目录前先行查找完本目录

-MAXDEPTH Specifies the maximum number of layers to find

Find-maxdepth 1 does not find subdirectories in the current directory

Find-maxdepth 2 Find only the first level directory under the current directory

Find by file name

-name supports wildcard characters

Find files ending with ". Sh"
Find ' *.sh '   . /tar. SH

Find by file time stamp

　　-mtime-n +n #按文件更改时间来查找文件,-n means n days or less, +n means n days ago

-atime-n +n #按文件访问时间来查

-ctime-n +n #按文件创建时间来查找文件,-n means n days or less, +n means n days ago

　　-mmin-n +n #按文件更改时间来查找文件,-n means less than n minutes, +n means n minutes ago

-amin-n +n #按文件访问时间来查

-cmin-n +n #按文件创建时间来查找文件,-n means less than n minutes, +n means n minutes ago

[[email protected] ~]# find-cmin-4   Find the file created within 4 minutes. /hhh[[email protected] ~]# find-ctime +3   

Find by File type

　　-type d/l/b/c/f/s

[[email protected] ~]# find-maxdepth 1-type d see which folders are in the current directory
.
./test
./.subversion
[Email protected] ~]#

According to the owner of the file, belong to group search

-nogroup #查无有效属组的文件 that the genus of the file does not exist in the/etc/groups
-nouser #查无有效属主的文件, that is, the owner of the file does not exist in the/etc/passwd

-user username #按文件属主来查找
-group GroupName #按组来查找

Find by file permissions

　　-perm

[Email protected] ~]# find-perm 600-exec ls-l {} \; Finds files with permission 600 under the current file and displays them in a long format
-RW-------1 root root 49 11? 3 18:57./.lesshst
-RW-------. 1 root root 21820 11? 3 16:22./.bash_history
-RW-------1 root root 19599 11? 1 01:38./.mysql_history
-RW-------1 root root 5125 11? 3 00:18./.viminfo
-RW-------. 1 root root 1087 6? 21:14./anaconda-ks.cfg
[Email protected] ~]#

Find by File size

　　-size [-/+]n

' B ' for 512-byte blocks (the "the default if no suffix is used)

' C ' for bytes

' W ' for two-byte words

' K ' for kilobytes (units of 1024x768 bytes)

' M ' for megabytes (units of 1048576 bytes)

' G ' for gigabytes (units of 1073741824 bytes)

[Email protected] ~]# find-size +20000c    

[[email protected] ~]# find-size 20000c    Find just 20000c bytes of file

[[email protected] ~]# find-size-20000c   find files less than 20000c bytes

Exclude a directory when looking for

find/root/-path "/root/test"-prune-o-print Find files in/root/test directory except/root directory

Exclude a certain type of file when searching

　　“！ "Denotes non-

Find 1 " \.* "   displays files that are not hidden properties. /test. /HHH. /Install. Log. /EOF. /test2. /anaconda-ks.cfg. /Install. Log.syslog. /tar. SH

Linux Find command detailed