Created
April 4, 2010 13:30
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| (define consonant? | |
| (lambda(c) | |
| (and (char-alphabetic? c) | |
| (not (find (lambda(c2) (char-ci=? c c2)) '(#\a #\e #\i #\o #\u)))))) | |
| ; (consonant? #\a) => #f | |
| ; (consonant? #\E) => #f | |
| ; (consonant? #\-) => #f | |
| ; (consonant? #\r) => #t | |
| ; (consonant? #\S) => #t |
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