黄色曲线为底部支撑线，白色曲线为顶部压力线。出现“买”字样为买入信号，后势上涨概率较大；反之为卖出信号。
r
SMA(CLOSE,2,1),colorgreen,linethick2;
r var4:=(LOW+HIGH+CLOSE)/3;
r操作: MA(var4,5),linethick2,colorwhite;
r拉升:HHV(操作,13),colorred,linethick1;
r压力:HHV(操作,60),colorred;
r买卖:LLV(操作,13),linethick1,color00ff00;
r底部支撑: LLV(LOW,60)*1.02,color00ccff;
r顶部: HHV(HIGH,60)*0.98,colorffffcc;
r STICKLINE(操作>REF(操作,1),操作,操作+0.018,5,0),coloryellow,linethick4;
r STICKLINE(拉升>REF(拉升,1),拉升,拉升+0.018,5,0),coloryellow,linethick2;
r STICKLINE(拉升=REF(拉升,1),拉升,拉升,1,1),colorred;
r STICKLINE(买卖=REF(买卖,1),买卖,买卖,1,1),colorred;
r STICKLINE(买卖>REF(买卖,1),买卖,买卖+0.028,4,1),colorf00ff0,linethick2;
r STICKLINE(顶部=REF(顶部,1),顶部,顶部,7,1),colorred;
r STICKLINE(压力=REF(压力,1),压力,压力,7,1),colorred;
r STICKLINE(底部支撑=REF(底部支撑,1),底部支撑,底部支撑,1,1),colorred;
r {DRAWGBK(DATE>900101,STRIP(RGB(0,150,130),RGB(0,0,0),0));}
r买线:=EMA(C,2);
r卖线:=EMA(SLOPE(C,21)*20+C,42);
r bu:=CROSS(买线,卖线);
rsel:=CROSS(卖线,买线);
rDRAWTEXT(bu,LOW,’b买’),colorred,linethick3;
r DRAWTEXT(bu,LOW,’￣’),color208fff,linethick3;
r DRAWTEXT(sel,HIGH,’￣’),colorffff00,linethick3;
r DRAWTEXT(sel,HIGH,’s卖’),colormagenta,linethick3;
r STICKLINE(买线>=卖线,LOW,HIGH,0.1,1),colorred;
r STICKLINE(买线>=卖线,CLOSE,OPEN,8,1),colorred;
r STICKLINE(买线<卖线,CLOSE,OPEN,8,0),color00ff00;
r STICKLINE(买线<卖线,LOW,HIGH,0.1,1),color00ff00;
r STICKLINE(CROSS(买线,卖线) OR CROSS(卖线,买线),OPEN,CLOSE,6,0),colorffff00
r
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