[amibroker] Re: Why I find AFL painful to uee

["brian_z321" <brian_z321@xxxxxxxxx>]

Hello Homar,

Thanks for rolling out the specifics.

Not being facetious, but isn't that what looping is for?

Brian.

--- In amibroker@xxxxxxxxxxxxxxx, "Homar Simpson" <x77777x@xxx> wrote:
>
>   I am also an experienced programmer of many years. Too many 
probably.
> 
>   I have worked with many languages and assembler, but mostly with
> structures where  the power was in the code not the language. So 
what
> you saw on the page told you what was going on.  Mostly.
> 
>   The real problem I have is the constant battle with array type, 
and
> the refusal to allow the simplest comparisons.
> 
>   Heres an example
> 
> WeeksBack = Param("Weeks Back", 52, 1, 520, 1 );
> HighOrLow ="";
> 
> H1 = High > Ref(HHV(High,WeeksBack*7),-1);
> L1 = Low < Ref(LLV(Low,WeeksBack*7),-1);
> 
> if (H1==1)
>  HighOrLow = "H";
> 
> if (L1==1)
>  HighOrLow = "L";
> 
> Filter = H1 OR L1;
> 
> AddTextColumn( FullName(), "Full name", 77);
>  AddColumn(H1 ,"High",3);
>  AddColumn(L1 ,"Low",3);
> AddColumn(Close,"Close",1.4);
> AddColumn(Volume,"Volume",1.0);
> 
> 
> 
>   The problem is , AFL will not let me test for 
>  H1==1 or H1==TRUE, complaining that H1 is an array.  I tried a 
number
> of things to convert it to a non array, but failed.
> 
>  When you output H1 in a column, it is a 1 or a 0.  
> 
>  This is the 'nastiness' I referred to.  I'm sure theres a solution,
> and probably an easy one, but it is non obvious to me.
>




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