how do u delete all files in linux code example

Example 1: remove all files inside directory linux

# remove everything in a directory 
rm /path/to/dir/*
# remove all sub-directories and files
rm -r /path/to/dir/*

Example 2: remove a file or dir in linux or mac or ubuntu

note:your_file_name can be a dir or a file 

sudo rm -r your_file_name