Have you looked into Typed Racket? http://docs.racket-lang.org/ts-guide/index.html
You can write things similar to the following: (define (f [x : Number]) : Number x) ----- Original Message ----- From: "קוראל אלימלך" <coral2...@gmail.com> To: users@racket-lang.org Sent: Sunday, July 20, 2014 7:04:39 AM GMT -05:00 US/Canada Eastern Subject: [racket] Type of argument in a function 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.. ____________________ Racket Users list: http://lists.racket-lang.org/users ____________________ Racket Users list: http://lists.racket-lang.org/users