patch 9.0.0547: looping over empty out_loop[] entries Commit: https://github.com/vim/vim/commit/6d313bec535d9ccc24f6f82025280a61caad7416 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 22 16:36:25 2022 +0100 patch 9.0.0547: looping over empty out_loop[] entries Problem: Looping over empty out_loop[] entries. Solution: Store the array size.

" 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>)