Wolfram: is File or Dir

Check is File or Dir

• DirectoryQ
• FileType

DirectoryQ["c:/Users/"]
(* True *)

DirectoryQ["c:/Users/ttt/"]
(* False *)

(* is file *)
FileType[ "c:/Windows/explorer.exe" ] === File
(* True *)

(* is dir *)
FileType[ "c:/Users/" ] === Directory
(* True *)

(* no exist *)
FileType[ "c:/ttt" ] === None
(* True *)