how to remove file in ubuntu code example

Example 1: remove directory linux

# 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

Example 2: remove file from terminal ubuntu

//in admin folder must be terminal in as root
for root type
$ sudo su
//to remove file 
//as example

rm -f /usr/bin/node

Example 3: how to delete files in linux

rm <file> .. rm -r <file> .. r stands for recursive

Example 4: remove a file in ubuntu

=> To delete a single file:
unlink filename
rm filename

=> To delete multiple files at once
rm filename1 filename2 filename3
rm *.pdf

Example 5: remove a file in ubuntu

rm filenameCopy