Fizz Buzz (sh & Bash completion)

fizzbuzz.sh

#!/usr/bin/env bash

# Bash
for i in {1..100}; do # Don't have to use `seq`
  # There are ((...))) and [[...]]] (didn't use this time) in Bash
  if ((i % 15 == 0)); then
    echo Fizz Buzz
  elif ((i % 3 == 0)); then
    echo Fizz
  elif ((i % 5 == 0)); then
    echo Buzz
  else
    echo $i
  fi
done

# sh
for i in $(seq 100); do
  if [ $(expr $i % 15) = 0 ]; then # Use `expr` to compute
    echo Fizz Byuzz
  elif [ $(expr $i % 3) = 0 ]; then
    echo Fizz
  elif [ $(expr $i % 5) = 0 ]; then
    echo Buzz
  else
    echo $i
  fi
done