Symbols as parameters?

Diez B. Roggisch deets at
Thu Jan 21 19:43:41 CET 2010

Am 21.01.10 12:58, schrieb Alf P. Steinbach:
> * Stefan Behnel:
>> Alf P. Steinbach, 21.01.2010 11:38:
>>> * Carl Banks:
>>>> On Jan 20, 11:43 pm, Martin Drautzburg <Martin.Drautzb... at>
>>> [snip]
>>>>> What I am really looking for is a way
>>>>> - to be able to call move(up)
>>>>> - having the "up" symbol only in the context of the function
>>>>> call
>>>> Short answer is, you can't do it.
>>> On the contrary, it's not difficult to do.
>>> I provided an example in my answer to the OP (first reply in the
>>> thread).
>> Erm, no, you didn't. You showed a) how to pass a string constant into a
>> function and b) how to pass a value from a bound variable. None of
>> that is
>> helpful to the OP's problem.
> Perhaps look again at that example. It demonstrates exactly what the OP
> asks for.

Perhaps look again at the requirements:

   - the parameter IS REALLY NOT A STRING, but a direction


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