patch 8.2.4620: two letter substitute commands don't work Commit: https://github.com/vim/vim/commit/1e2c4175dce903986dac66ba9326ae562b159421 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Mar 24 15:24:45 2022 +0000 patch 8.2.4620: two letter substitute commands don't work Problem: Two letter substitute commands don't work. (Yegappan Lakshmanan) Solution: Invert condition.

" 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>)