require'win32/registry'

hkey_local_machine=Win32::Registry::HKEY_LOCAL_MACHINE

defgetKeyValue(hive, key_path, key_name)

reg_obj=hive.open(key_path, Win32::Registry::KEY_READ)

begin

reg_typ, reg_val = reg_obj.read(key_name)

rescue Win32::Registry::Error

puts "key not found : #{key_name}"

end

return reg_val

end

defGetIEBrowserVersion()

hkey_local_machine=Win32::Registry::HKEY_LOCAL_MACHINE

return getKeyValue(hkey_local_machine, "SOFTWARE\\Microsoft\\InternetExplorer", "Version")

end

k=GetIEBrowserVersion()

puts 'IE version:'+k