$ curl cheat.sh/
# shift
# Bash built-in command that shifts the arguments passed to the calling function or script by a specified number of places.
# More information: <https://www.gnu.org/software/bash/manual/bash.html#index-shift>.

# Move arguments by one place dropping the first argument:
shift

# Move arguments by N places dropping the first N arguments:
shift N

$
Follow @igor_chubin cheat.sh tldr