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Re: [amibroker] Help file help (WAS) FILTER questions.



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Hi joe,

Monday, September 15, 2003, 11:59:46 AM, you wrote:

jr> Subtract the stocks high close of the today -the high close of
jr> yesterday to get the difference to plot.

jr> Price Difference = ( today high close - yesterday high close)

jr> Plot= The price difference

jr> How do you write this in script???

There is no such thing I know of as a "high close".  There is a high,
and there is a close, but they are different, and there is no "high
close".

Assuming you mean today's H minus yesterday's H, it would be:

PD = H - ref(H,-1);

If you mean (today's H minus todays C) minus (yesterday's H minus
yesterday's C), it would be:

PD = (H - C) - (ref(H,-1)-ref(C,-1)); // I am not sure the extra
parentheses are needed, but it makes it very clear what we are doing
and can't hurt

If you mean something else, you have to clarify.

Yuki


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