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Boolean values: Difference between revisions
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if "true [print "yes] ; yes
if not "false [print "no] ; no
</lang>
Unlike other lispy languages, there are no other implicit conversions. You must test explicitly for zero or empty collections.
<lang logo>
if equal? 0 ln 1 [print "zero]
if empty? [] [print "empty] ; empty list
if empty? "|| [print "empty] ; empty word
</lang>
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