Function: COMMON-LISP:OPEN

package type clhs github

Return a stream which reads from or writes to FILENAME. Defined keywords: :DIRECTION - one of :INPUT, :OUTPUT, :IO, or :PROBE :ELEMENT-TYPE - the type of object to read or write, default BASE-CHAR :IF-EXISTS - one of :ERROR, :NEW-VERSION, :RENAME, :RENAME-AND-DELETE, :OVERWRITE, :APPEND, :SUPERSEDE or NIL :IF-DOES-NOT-EXIST - one of :ERROR, :CREATE or NIL See the manual for details.

Lambda list

(sb-kernel:filename &key sb-impl::direction sb-impl::element-type sb-impl::if-exists
 sb-impl::if-does-not-exist sb-impl::external-format class)