how to see available space in ubuntu code example

Example 1: check ubuntu disk space

# shows total, available, and used.
df / -h

Example 2: check disk space ubuntu from terminal

#report file system disk space usage
df -h
or
sudo du -sh ./*
or
du -h -s *
#check space with  path
df / -h
or 
df -h /

#check space with  type
df -Th