ido-read-file-name

ido-read-file-name is an autoloaded compiled Lisp function in `ido.el'.

(ido-read-file-name PROMPT &optional DIR DEFAULT-FILENAME MUSTMATCH INITIAL PREDICATE)

Ido replacement for the built-in `read-file-name'.
Read file name, prompting with PROMPT and completing in directory DIR.
See `read-file-name' for additional parameters.