patch 8.2.2870: CmdlineChange event triggered twice for CTRL-R Commit: https://github.com/vim/vim/commit/796139ae3ac89e27ee96dce3c7fdb87d8c839f53 Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 18 21:38:45 2021 +0200 patch 8.2.2870: CmdlineChange event triggered twice for CTRL-R Problem: CmdlineChange event triggered twice for CTRL-R. Solution: Return CMDLINE_NOT_CHANGED from cmdline_insert_reg(). (closes #8219)

" 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>)