Bash shell script helpers

helpers.sh

# Choose from an array of strings
echo "Please choose the environment" 
local envs=('staging' 'pre-live' 'live') 
select env in "${envs[@]}" 
do 
    case $env in 
        "staging") break;; 
        "pre-live") break;; 
        "live") break;; 
        "Quit") break;; 
        *) echo invalid option;; 
    esac 
done 

echo "You chose: $env"