#!/usr/bin/env zsh
set -e

targets=(web01 "db primary" cache01)
targets+=(backup01)

print -r -- "first=${targets[1]}"
print -r -- "last=${targets[-1]}"
print -r -- "count=${#targets[@]}"
print -r -- "targets:"
for target in "${targets[@]}"; do
    print -r -- "- $target"
done