thank u all!! :)
2014-07-20 16:09 GMT+03:00 קוראל אלימלך <coral2...@gmail.com>: > תודה רבה לכולם :) > עזרתם לי מאוד! > > > 2014-07-20 15:59 GMT+03:00 David Van Horn <dvanh...@cs.umd.edu>: > >> On 7/20/14, 7:04 AM, קוראל אלימלך wrote: >> > How can i define that a function will get an integer argument? >> > >> > is its possible? >> > >> > for example: >> > (define (func (x::Number))) /// its not working that way >> > >> > and if ill call the function with string there will be an error.. >> >> In addition to the suggestions to use Typed Racket, you may also want to >> read about contracts: >> >> (define/contract (f x) (-> integer? integer?) >> (* x x)) >> >> http://docs.racket-lang.org/guide/contracts.html >> >> David >> >> >> >> ____________________ >> Racket Users list: >> http://lists.racket-lang.org/users >> > >
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