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Eric
Is this something like what you want?
C1:=L>Ref(L,-1);
Cum(1)-ValueWhen(3,C1,Cum(1));
Kind regards
Roy Larsen
www.metastocktips.co.nz
Free formulas and MS links
----- Original Message -----
From: "chichungchoi" <no_reply@xxxxxxxxxxxxxxx>
To: <equismetastock@xxxxxxxxxxxxxxx>
Sent: Thursday, December 30, 2004 7:37 PM
Subject: [EquisMetaStock Group] How to do it in Metastock's coding??
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> Does anyone know how to do coding to meet following condition?
>
> Start from any day, and count backward (CB) to find when the number
> of occurrence for C1 equal to 3 times, and save the number of days
> into a variable "CB".
> C1:=L>Ref(L,-1);
>
> Such as if the current day is 30 Dec, 2004, Starting on any day, for
> example, 20 Dec, 2004, and count backward to find number of
> occurrence for C1, it occurred on
> 15 Dec, 2004
> 13 Dec, 2004 and
> 10 Dec, 2004, then on 10 Dec, 2004, the number of occurrence for C1
> is equal to 3 times, therefore, the number of days is 10, 10 Dec,
> 2004 to 20 Dec, 2004, and save 10 into CB variable for 20 Dec, 2004,
> so CB variable will be different on different periods, such as on 29
> Dec, 2004, and count backward to find number of occurrence for C1, it
> occurred on
> 27 Dec, 2004
> 26 Dec, 2004 and
> 22 Dec, 2004, the on 22 Dec, 2004, the number of occurrence for C1 is
> equal to 3 times, therefore, the number of days is 7, 22 Dec, 2004 to
> 29 Dec, 2004, and save 7 into CB variable for 29 Dec, 2004,
>
> Does anyone have any suggestion on coding it in Metastock?
> Thank you for any suggestion
> Eric
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> Yahoo! Groups Links
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