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Re: Context

• To: mathgroup at smc.vnet.net
• Subject: [mg70966] Re: [mg70956] Context
• From: Daniel Huber <dh at metrohm.ch>
• Date: Fri, 3 Nov 2006 01:39:12 -0500 (EST)
• References: <200611021149.GAA15806@smc.vnet.net> <acbec1a40611020635m2fd171fdqb2d1f837b8f3491a@mail.gmail.com>

Hi Chris,
it does not matter how you load fun. You get the same behaviour if you 
use Get.
Daniel


Daniel


Chris Chiasson wrote:
> I am guessing that Get only has different behavior because it passes
> the commands into the Kernel sequentially. fun is only sending a
> single CompoundExpression (and it has already been parsed by the time
> it has been defined).
>
> On 11/2/06, dh <dh at metrohm.ch> wrote:
>>
>> Hello,
>>
>> consider:
>>
>> fun[x_]:=( Begin[x];
>>
>>        Print[t];
>>
>>        End[];
>>
>>        );
>>
>> according to the manual one would think that the variable t in context x
>>
>> is printed. However, this is wrong! What is printed is Global`t.
>>
>> Therefore, the context to which a symbol belongs is determined during
>>
>> parsing and NOT execution.
>>
>> Can anybode give more insight and strict rules for this quirck?
>>
>> Daniel
>>
>>
>>
>
>


-- 

Daniel Huber
Metrohm Ltd.
Oberdorfstr. 68
CH-9100 Herisau
Tel. +41 71 353 8585, Fax +41 71 353 8907
E-Mail:<mailto:dh at metrohm.ch>
Internet:<http://www.metrohm.ch>

• References:
  • Context
    • From: dh <dh@metrohm.ch>