- number? nprocedure
Checks if given argument is any kind of number.
> (number? 3) #t > (number? 1+2i) #t > (number? (make-rectangular 1 2 3 4)) #t
Checks if given argument is any kind of number.
> (number? 3) #t > (number? 1+2i) #t > (number? (make-rectangular 1 2 3 4)) #t