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accumdist mov avg crossover SAR.afl：源码内容

							//------------------------------------------------------------------------------
//
//  Formula Name:    accum/dist mov avg crossover SAR
//  Author/Uploader: Jeff Parent 
//  E-mail:          
//  Date/Time Added: 2002-07-31 16:21:24
//  Origin:          
//  Keywords:        accumulation distribution volume SAR
//  Level:           semi-advanced
//  Flags:           indicator
//  Formula URL:     http://www.amibroker.com/library/formula.php?id=209
//  Details URL:     http://www.amibroker.com/library/detail.php?id=209
//
//------------------------------------------------------------------------------
//
//  Similar to a volume weighted price support/resistance line, uses the
//  accumulation / distribution indicator to set stop line. vbscript required
//  to calculate variable lookback period.
//
//------------------------------------------------------------------------------
EnableScript("vbscript");
<%
function jMA(jH,jL,A2,A2m,k)
dim result()
redim result(UBound(jH))
for i=k to UBound(jH)
n=i+1
if A2(i)<= A2m(i) then
do until n=0
n=n-1
if A2(n)>= A2m(i) then exit do
Loop
result(i)=jH(n)
else
do until n=0
n=n-1
if A2(n)<= A2m(i) then exit do
Loop 
result(i)=jL(n)
end if
next
jMA=result
end function
%>
script=GetScriptObject();
n=60;
Graph0=script.jMA(H,L,AccDist(),EMA(AccDist(),n),n);
Graph1=C;
Graph1Style=128;
Graph2=IIf(C<MA(C,n),MA(H,n),MA(L,n));Graph2Style=1;

						