Delete directory, file rm (remove)
Feature Description: Delete files or directories.
Syntax: RM [-dfirv][--help][--version][file or directory ...]
Additional Note: The Execute RM instruction can delete the file or directory, if you want to delete the directory must add the parameter "-r", otherwise the default will only delete the file.
Parameters
-D or –directory delete the hard connection data for the directory that you want to delete directly by deleting the directory by 0.
-F or –force forces the deletion of files or directories.
-I or –interactive to ask the user before deleting both files or directories.
-R or-R or –recursive recursively handles all files and subdirectories under the specified directory.
-V or –verbose shows the instruction execution process.
1 Deleting a folder
DE>RM-RF filenamede>
-Delete a folder instance:
Rm-rf/var/log/httpd/access
The/var/log/httpd/access directory and all files and folders under it will be deleted
To be reminded: Use this RM-RF with extreme caution, Linux does not have a recycle Bin
2 Deleting files
De>rm-f filenamede>
Use RM-RF with extreme caution, Linux does not have a recycle Bin
Linux Add Files command
Create directory: mkdir (make Directories)
Function Description: Create a directory
Syntax: mkdir [-p][--help][--version][-m < directory properties >][directory name]
Supplemental Note: mkdir can create a directory and set permissions for the directory at the same time.
Parameters
-m< Directory properties > or –mode< Directory properties > set directory permissions at the same time when the directory is established.
-P or –parents if the upper-level directory to which you want to create the directory is not currently established, the upper-level directory will be created.
Example: mkdir test
Create a file Touch
Function Description: Change the file or directory time.
Syntax: Touch [-acfm][-d < datetime >][-r < reference file or directory >][-t < datetime;] [--help] [--version][file or directory ...] or touch [-acfm] [--help] [--version] [Date Time] [File or directory ...]
Supplemental Note: Use the touch command to change the date and time of a file or directory, including access time and change time.
Parameters
-A or –time=atime or –time=access or –time=use only change the access time.
-C or –no-create does not create any files.
-d< Time Date > Use the specified datetime, not the current time.
-F This parameter ignores non-processing and is responsible only for compatibility issues with BSD version touch directives.
-M or –time=mtime or –time=modify only change the change time.
-r< reference file or directory > set the date and time of the specified file or directory to the same date and time as the reference file or directory.
-t< Date Time > Use the specified datetime, not the current time.
Example: Touch test.txt (Note: Linux does not have file suffix name to differentiate file type, System file type only executable files and non-execute files)
Linux Command Summary