1" Provide 'PrintVer' command to print the interface versions. 2 3func s:print_ver(lang, ...) 4 if has(a:lang) 5 exec a:lang join(a:000) 6 else 7 echo 'N/A' 8 endif 9 echo '' 10endfunc 11 12command -nargs=+ PrintVer call <SID>print_ver(<f-args>) 13