VocabularymathInputsOutputsNone
Word descriptionMakes an implicit check if the number is zero. A zero is dropped and
quot1 is called. Otherwise, if the number is not zero,
quot2 is called on it.
USING: kernel math prettyprint sequences ;
3 [ "zero" ] [ sq ] if-zero .
9
See alsowhen-zero,
unless-zero,
until-zeroDefinition