rm command Introduction
rm command to delete a directory in one or more files or directories can also be a directory and its subdirectories subordinate all files are deleted. For the linked file, just delete the entire link file, and the original file remains unchanged.
Note: Use rm command to be extra careful, especially beginners. Because once a file is deleted, it can not be recovered . (Such as in the implementation of rm * -rf / (root directory), then the whole system will be destroyed in this command.)
grammar
rm (option) (parameters)
Command Function
To delete a directory of one or more files or directories, if no - r option, rm will not remove directories. If you use rm to delete the file, the file can usually still restitution.
Options
-d: hard-wired directly to the deleted directory data to be deleted to 0, delete the directory;
-f: force delete files or directories;
-i: first asking the user before deleting an existing file or directory;
-R & lt or -R: recursive processing, all files in the specified directory and subdirectories processed together;
--preserve the root-: recursion is not the root directory;
-v: show details of the process execution instruction.
parameter
File: Specifies the list of files to be deleted, if the parameter contains a directory, you must add the -r or -R option.
Examples
Interactive delete the current file test and example directory
-i the Test Example RM
the Remove the Test? the n-(do not delete files the Test)
the Remove Example? the y-(deleting files example)
Delete all current files and subdirectories except hidden files in the directory
rm -r *
It should be noted this can be very dangerous!
Related Commands
cp
dirs
cd
install
the popd
mkdir
pushd
LS
rmdir
Tree
mv
pwd
(links relevant orders to be filled in)