subshell

#!/bin/bash
#source  /root/labman/usr/bin/labmanager funcoes
#coproc export_var  {  while read variable ;do echo $variable ;done }
function getUser_ ()
{
  user_arr[0]=$(yad --button="Exit":1 \
                    --button="OK":0 \
                    --title="$FUNCAO" \
                    --entry \
                    --entry-label="User: " \
                    --entry-text="${user_arr[0]:-name}")
}

function delUser_ ()
{
  local FUNCAO="Remover usuário"
  echo "# Execultando : $FUNCAO"
  while [ ${user_arr[0]:-name} = 'name' ];
  do
    if ! getUser_;then
       exit 1
    fi
  done
#        delusuario ${user_arr[0]}
#        loop "$USERDEL"
#        unset FUNCAO
}



function menu_ ()
{
 case ${1,,} in
        remover)  delUser_ ;;
 esac
}


export -f menu_ delUser_ getUser_
yad     --title="LabManager - Principal" \
        --image="./f13_logo1.png" \
        --width="350" \
        --height="150" \
        --button="Sair:1" \
        --fixed \
        --form  \