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Thanks Graham and Ed. I can now cancel my order for Rogaine!
MM
--- In amibroker@xxxxxxxxxxxxxxx, "Edward Pottasch" <empottasch@xxx>
wrote:
>
> > All I would like to do is create an indicator that assigns 4 to a
> > variable called x if the date of the bar is before the year 2008.
> > After that date I want the value to be zero.
>
> hi,
>
> you could just use iif for that:
>
> x = IIf(DateNum() < 1080101,4,0);
> WriteVal(x);
>
> if you choose to use a loop it would look like:
>
> x = 0;
> DN = DateNum();
> for( i = 0; i < BarCount; i++ )
> {
> if (DN[ i ] < 1080101)
> x[ i ] = 4;
> else
> x[ i ] = 0;
> }
> WriteVal(x);
>
> rgds, Ed
>
>
>
> ----- Original Message -----
> From: marketmonk777
> To: amibroker@xxxxxxxxxxxxxxx
> Sent: Tuesday, June 03, 2008 7:19 AM
> Subject: [amibroker] Working with DateNum and If Statement
>
>
> I am making a lot of progress on some custom studies and indicators
> but I have run into a road block and am hoping someone here can point
> me in the right direction.
>
> Although the help file states that there are 6 arrays for each symbol,
> isn't there a 7th? That being the date? One array each for Date,
> High, Low, Open, Close, Volume, and OI?
>
> Or is the date a part of each array as in (Date, High) ... (Date,
Close)?
>
> If I can learn how figure out how to code a simple little indicator it
> will allow me to move forward.
>
> All I would like to do is create an indicator that assigns 4 to a
> variable called x if the date of the bar is before the year 2008.
> After that date I want the value to be zero.
>
> This is the code I created:
>
> if (DateNum() < 1080101)
> x = 4;
> else
> x = 0;
>
> From the error message I get it sounds like I have to use a script to
> cycle through each bar.
>
> That means I have to use some looping code and therefore tried this:
>
> for( i = 1; i < BarCount; i++ )
> {
> DN = DateNum();
> if (DN[i] < 1080101)
> x = 4;
> else
> x = 0;
> }
>
> Plot( X, "X", ParamColor("Color", colorBlack ), styleLine );
>
> All it plots is a zero across all dates.
>
> I have tried a lot of other combinations as well. Please help as I
> have lost enough of my hairline for one night, lol.
>
> Regards,
> MM
>
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