{布林中轨(20日均线)} 
MA20:=MA(CLOSE,20); 
MACD2:=2*(C-MA20); 
{布林上下轨} 
UPPER:=MA20+2*STD(CLOSE,20); 
LOWER:=MA20-2*STD(CLOSE,20); 
UP:2*(UPPER-MA20),DOTLINE; 
LO:2*(LOWER-MA20),DOTLINE; 
{收盘价与布林线关系(大于或小于布林中轨)} 
STICKLINE(MACD2>0,0,MACD2,1.5,1),COLORMAGENTA; 
STICKLINE(MACD2<0,0,MACD2,1.5,1),COLORCYAN; 
{布林标注} 
DRAWTEXT(CROSS(C,LOWER),LO,'↑安全'); 
DRAWTEXT(CROSS(UPPER,C),UP,'★风险'),COLORGREEN; 
{5日均线} 
MA5:=MA(CLOSE,5); 
MACD1:2*(C-MA5),STICK; 
{收盘价与5日均线关系(大于或小于5日均线)} 
STICKLINE(MACD1>0,0,MACD1,0.5,0),COLOR0000DD; 
STICKLINE(MACD1<0,0,MACD1,0.5,0),COLOR00BB00; 
VAR1:=MACD2>REF(MACD2,1) AND REF(MACD2,1)<REF(MACD2,2) AND REF(MACD2,2)<REF(MACD2,3);{收盘价连续下跌两天反弹} 
VAR2:=REF(MACD1,1)<0 AND MACD1>0;{收盘价上穿5日均线,也可以写成CROSS(C,MACD1);} 
VAR3:=MA20>REF(MA20,1){20日均线向上}; 
DRAWICON(VAR1 AND VAR2 AND VAR3,0,9);{回踩买(钱袋标志)}; 
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