Replace C > O with C > Ref(C, -1)

Bill

----- Original Message ----- 
From: "imresident2001" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Sunday, October 14, 2007 9:02 AM
Subject: [amibroker] changing color of volume bars


> can some one help me with the code for this please. I want
> If price closes higher than previous days close volume bar green
> If price closes lower than previous days close volume bar red
> 
> I have the following code but its a bit different It uses the open 
> price instead of previous days close
> 
> Plot( Volume, _DEFAULT_NAME(), IIf( C > O, ParamColor("Up Color", 
> colorGreen ), ParamColor("Down Color", colorRed ) ), ParamStyle
> ( "Style", styleHistogram | styleThick, maskHistogram  ) );
> 
> any help woulld be appreciated.
> 
> 
> 
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