BASH Multi Line Input Variable

#!/bin/bash
#####################################################################
#Copyright (C) 2022  Kris Occhipinti
#https://filmsbykris.com

#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU General Public License as published by
#the Free Software Foundation, either version 3 of the License, or
#(at your option) any later version.

#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General Public License for more details.

#You should have received a copy of the GNU General Public License
#along with this program.  If not, see <http://www.gnu.org/licenses/>.
######################################################################


function get_input(){
  unset userinput
  while read line
  do
    userinput+=$line'\n'
    [[ "$line" ]] || break
  done

  echo "You Entered:"
  echo -e $userinput
}

echo "Please Enter Some Text"
get_input