DIR?
REBOL Dictionary 2.0
Returns TRUE if a file or URL is a directory.
dir? target
target - The target argument. (must be: file url)
Returns FALSE if it is not a directory.
print dir? %file.txt false
print dir? %. true
exists? - Determines if a file or URL exists.make-dir - Creates the specified directory. No error if already exists.modified? - Returns the last modified date of a file or URL.
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