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Empty string: Difference between revisions
added racket, actually copied scheme since it already works
(added racket, actually copied scheme since it already works) |
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Line 651:
#or
if (nchar(s) > 0) cat('Not empty\n')</lang>
=={{header|Racket}}==
<lang Racket>#lang racket
(define empty-string "")
(define (string-null? s) (string=? "" s))
(define (string-not-null? s) (string<? "" s))</lang>
=={{header|Rascal}}==
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