bash scripting - read single keystroke including special keys enter and space

Question

Not sure if I should put this on stackoverflow or unix.stackexchange but I found some similar questions here, so here it goes.

I\'m trying to create a script to be c

Answer 1

#!/bin/bash
SELECT=""
# prevent parsing of the input line
IFS=''
while [[ "$SELECT" != $'\x0a' && "$SELECT" != $'\x20' ]]; do
  echo "Select session type:"
  echo "Press  to do foo"
  echo "Press  to do bar"
  read -s -N 1 SELECT
  echo "Debug/$SELECT/${#SELECT}"
  [[ "$SELECT" == $'\x0a' ]] && echo "enter" # do foo
  [[ "$SELECT" == $'\x20' ]] && echo "space" # do bar
done