delete all directories in a folder 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: ubuntu delete contents of folder

To remove all non-hidden files and sub-directories (along with all of their contents) in a 
directory use:
rm -r /path/to/directory/*

Example 3: remove folder in all sub folders linux command

$ find /start/search/from/this/dir -name "dirname-to-delete" -type d -exec /bin/rm -rf {} +