#!/bin/bash
ID=100
#ID=$1
VMS=$(qm list | tail -n+2 | awk '{print $1}')
CTS=$(pct list | tail -n+2 | awk '{print $1}')
EXISTINGIDS=(${CTS[@]} ${VMS[@]})

#for ExistingID in $(qm list | tail -n+2 | awk '{print $1}' &&pct list | tail -n+2 | awk '{print $1}'); do
for ExistingID in "${EXISTINGIDS[@]}"; do
   echo $ExistingID
   if [ $ExistingID -eq $ID ]; then
      echo Exists
      IdExists=true 
      break
   fi
IdExists=false
done
if ! $IdExists; then echo "This ID does not exist"; exit; fi

echo end