(with-open bindings & body) evaluates body in a try expression with names bound to init values, and a finally clause that closes each name in reverse order. (file arg) or (file parent child) returns a java.io.File. (delete-file f & [silently]) deletes file f, raising an exception if failure unless silently is true.

2. • File
• With-Open
• Delete-File

3. with-open
Usage: (with-open bindings & body)
Evaluates body in a try expression with names
bound to the values of the inits, and a finally
clause that calls (.close name) on each name
in reverse order.

5. file
Usage: (file arg)
(file parent child)
(file parent child & more)
Returns a java.io.File, passing each arg to as-file.
Multiple-arg versions treat the first argument
as parent and subsequent args as children
relative to the parent.

7. delete-file
Usage: (delete-file f & [silently])
Delete file f. Raise an exception if it fails unless
silently is true.