Want a random integer between 0 and 32767 is generated under running on Linux or Unix? Try
— nixCraft 🐧 (@nixcraft) August 28, 2020
echo "$RANDOM" # quick and dirty method for scripts
echo $(( $RANDOM % 100 + 1 )) # Use modulo to get int between 1 – 100 pic.twitter.com/palIZ8RU0U