patch 8.2.0341: using ":for" in Vim9 script gives an error Commit: https://github.com/vim/vim/commit/41fe061753923986e6676424132960d970bb2a76 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Mar 1 16:22:40 2020 +0100 patch 8.2.0341: using ":for" in Vim9 script gives an error Problem: Using ":for" in Vim9 script gives an error. Solution: Pass the LET_NO_COMMAND flag. (closes https://github.com/vim/vim/issues/5715)

" 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>)