Re: Book and variables -- lost how to remedy

[Bernhard Kleine]

Am 11.11.2016 um 21:11 schrieb Urs Liska:
>
> Am 11. November 2016 21:02:34 MEZ, schrieb Noeck <address@hidden>:
>>
>> Am 11.11.2016 um 20:42 schrieb Bernhard Kleine:
>>> #(define-void-function (name val)(symbol? not-null?)
>> It looks to me as if "not-null?" does not exist in guile. There is
>> not-pair? and there is null? But not not-null? It works with not-pair?
>> but that's probably not the right answer.
>>
>> Unfortunately, I can't tell you what the correct replacement would be.
> I think scheme? should be fine as you can bind any scheme value to a 
> variable. 
>
> Urs
>
Could you please make a concrete proposition?

thanks Bernhard

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