$ site=https://play.google.com/store/apps/details?id=com.alphonso.pulse$ curl -s $site | sed -rn 's/.*(Current Version:)[^0-9]*([0-9.]+).*/\1\2/p'Current Version:3.0.6 $ curl -s $site | sed -rn 's/.*Current Version:[^0-9]*([0-9.]+).*/\1/p'3.0.6