linux-Common Commands (3) file Search command

File Search command: Find

Command name: Find

Command location:/bin/find

Execute Permissions: All Users

Function Description: File search

Syntax: Find [Search Range] [match condition]

$ fimd/etc-name Init

Find file init in directory/etc

-iname Case insensitive

$ find/-size +204800

Find files larger than 100MB in the root directory

+n greater than-n less than n equals

$ find/home-user Somnus

Find files with owner Somnus in the/home directory

-group according to the group.

$ find/etc-cmin-5

Find files and directories with properties modified within 5 minutes under/etc

-amin Accessing Time Access

-cmin file attribute Change

-nmin File Contents Modify

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File Search command: which

Command name: which

Command location:/usr/bin/which

Execute Permissions: All Users

Function Description: Search the directory of the command and alias information

Syntax: which command

Example: $ which LS

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File Search command: Whereis

Command name: Whereis

Command location:/usr/bin/Whereis

Execute Permissions: All Users

Function Description: Search for the command directory and help document path

Syntax:whereis [command name]

Example: $ whereisls

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File Search command: grep

Command name: grep

Command location:/bin/grep

Execute Permissions: All Users

Function Description: Searches the file for string matching lines and outputs

-I is case insensitive

-V excludes the specified string

Syntax: grep-iv[specified string] [file]

Example: $ grep mysql/root/install.log

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Help command: Man

Command name: Man

Command English original meaning: manual

Command location:/usr/bin/Manual

Execute Permissions: All Users

Function Description: Get help information

Syntax: Man [command or configuration file]

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Help commands:

Command name: Man

Command path: Shell built-in commands

Execute Permissions: All Users

Function Description: Get help for Shell built-in commands

Syntax: Man [command

linux-Common Commands (3) file Search command