patch 8.2.1419: Vim9: not operator applied too early Commit: https://github.com/vim/vim/commit/59eccb92e3c68f65525e08d2113213ff7d7ed00a Author: Bram Moolenaar <Bram@vim.org> Date: Mon Aug 10 23:09:37 2020 +0200 patch 8.2.1419: Vim9: not operator applied too early Problem: Vim9: not operator applied too early. Solution: Implement the "numeric_only" argument. (closes https://github.com/vim/vim/issues/6680)

" Provide 'PrintVer' command to print the interface versions.

func s:print_ver(lang, ...)
  if has(a:lang)
    exec a:lang join(a:000)
  else
    echo 'N/A'
  endif
  echo ''
endfunc

command -nargs=+ PrintVer call <SID>print_ver(<f-args>)