[通达信]通达信 OBV买点-指标公式(源码,副图，附图)

	[通达信]通达信 OBV买点-指标公式(源码,副图，附图) 源码： N:=10;M:=30; VA:=IF(CLOSE>REF(CLOSE,1),VOL,-VOL); OBV:SUM(IF(CLOSE=REF(CLOSE,1),0,VA),0); OBV1:MA(OBV,N); OBV2:MA(OBV,M); 买点1:CROSS(OBV,OBV2) AND SUM(OBV,20)<SUM(OBV2,20),COLORGREEN,NODRAW; DRAWICON(买点1,OBV2,27); 买点2:CROSS(OBV1,OBV2),COLORMAGENTA,NODRAW; DRAWICON(买点2,OBV2,25);