#!/bin/bash

echo '# for val in $(seq 4); do'
for val in $(seq 4); do
  echo "    val is: $val"
done
echo

echo '# for val in red blue green; do'
for val in red blue green; do
  echo "    val is: $val"
done
echo

echo '# for val in $@; do'
for val in $@; do
    echo "   val is: $val"
done
echo

echo '# for val in $(ls); do'
for val in $(ls); do
    echo "    val is: $val"
done
echo

echo '# for val in $(ls *.sh); do'
for val in $(ls *.sh); do
    echo "    val is: $val"
done
echo