Back to index A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other

Alphabetic catalog of Language elements Z

zero?

zero? tests if a number is equal to zero.

Category Library procedure
Format (zero? num)
Parameters
numa number
Description zero? returns #t, if num is equal to zero. Otherwise it returns #f. See also positive? and negative?.
R4RS Compliance Full
Examples
(zero? 42) => #f
(zero? 0) => #t

Back to index A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other