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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
199087 changed files with 3378941 additions and 0 deletions
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15
Task/Null-object/EchoLisp/null-object.l Normal file
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null → null
() → null
(null? 3) → #f
(!null? 4) → #t
(null? null) → #t
;; careful - null is not false :
(if null 'OUI 'NON) → OUI
;; usual usage : recursion on lists until (null? list)
(define (f list)
(when (!null? list)
(write (first list)) (f (rest list))))
(f '( a b c)) → a b c