patch 8.2.1338: Vim9: assigning to script-local variable doesn't check type Commit: https://github.com/vim/vim/commit/8e4c8c853e3ffbd9258f89180692879ec6bce72b Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 1 15:38:38 2020 +0200 patch 8.2.1338: Vim9: assigning to script-local variable doesn't check type Problem: Vim9: assigning to script-local variable doesn't check type. Solution: Use the type. (issue https://github.com/vim/vim/issues/6591)

" 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>)