Function
lispworks
file-directory-p pathname => bool
A pathname, string, or file-stream.
Ift, the pathname represented by pathname exists and is a directory. Ifnil, it either does not exist, or it is not a directory.
file-directory-p tests whether the pathname represents a directory. CL-USER 70 > (file-directory-p "~") T CL-USER 71 > (file-directory-p ".login") NIL