Menu

#!/bin/bash

# criacao de um menu
pause_script () {
    echo -n "Press any key to continue "
}
# dummy array
array=("aa" "bb" "cc")
title_array=( "Amostrar ano atual  #" "Amostar mes actual  #" )
func_array=("$(date +%B)" "$(date +%Y)")

# count array
count=${#title_array[@]}
echo "array as ${count} elementes "
display_menu () {
  opt=1
  while [ $opt -ne 0 ] ; do
  echo "###########################"
        # agora vou gerar o menu de forma dinamica
        for (( i = 0 ; i < ${count} ; i++ )) ; do
            echo "# ${i} - ${title_array[$i]}"
        done

  echo "# x - Sair deste menu     #"
  echo "###########################"
  echo "# Escolha uma opçao       #"
  echo "###########################"
  read opt
    case $opt in

        #if [  $opt -eq $i ]  ; then
        #    ${i} ) ${title_array[$i]} ;;
        #fi
        $opt ) echo ${func_array[$opt]} ;;

        x) exit     ;;
        *) echo "invalid Option "
    esac

  done
}

display_menu