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COUNT down
- To: INFO-MACL@cambridge.apple.com
- Subject: COUNT down
- From: COGNITIVE@AppleLink.Apple.COM (Cognitive Sys,PRT)
- Date: 08 Jun 90 13:05 GMT
COUNT is supposed to return a non-negative integer, but
? (count 1 nil)
0
? (count-if #'integerp nil)
NIL
? (count-if-not #'integerp nil)
NIL
Bob Strong
Cognitive Systems, Inc.