how to forcefully delete a directory in linux

rm -rf dirname# To delete a single file, use the rm or unlink command followed by the file name:

unlink filename
rm filename

# To delete multiple files at once, use the rm command followed by the file names separated by space.
rm filename1 filename2 filename3
# To remove an empty directory, use either rmdir or rm -d followed by the directory name:
rm -d dirname
rmdir dirname

# To remove non-empty directories and all the files within them, use the rm command with the-r (recursive) option:
rm -r dirname

# To remove non-empty directories and all the files without being prompted, use rm with the -r (recursive) and -f options:
rm -rf dirname

#To remove multiple directories at once, use the rm -r command followed by the directory names separated by space.
rm -r dirname1 dirname2 dirname3

rm -R directory