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| From: | Vladimir Zhbanov |
| Subject: | Re: ?-suffix for booleans... good-idea? or bad-idea? |
| Date: | Fri, 5 May 2017 20:26:03 +0300 |
| User-agent: | Mutt/1.5.23 (2014-03-12) |
? could be a prefix for booleans in contrast with predicates: (define ?red-x (red? x)) ... (if (red? x) 'a 'b) ... (if ?red-x 'a 'b) -- Vladimir
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