Function Description: http://www.aliyun.com/zixun/aggregation/18137.html "> delete file or directory.
Syntax: RM [-dfirv][--help][--version][file or directory ...]
Supplemental Note: Perform RM directives to delete files or directories, and if you want to delete the directory you must add the parameter "-r", otherwise the preset will only delete the file.
Parameters:
-D or--directory deletes the hard connection data of the directory to be deleted directly to 0, deleting the directory.
-F or--force forcibly deletes a file or directory.
-I or--interactive ask the user before deleting the existing file or directory.
-R or-R or--recursive recursively, all files and subdirectories in the specified directory are processed together.
The-V or--verbose displays the instruction execution process.
--help online Help.
--version Displays version information.