通达信三外有三（鹏腾2009版本）源码主图选股贴图

阴生阳，阳延阳，阳亡阴，无限循环。追涨杀跌是多数小散最爱犯的错误，阴线是阳线产生的沃土。指标取连续跌幅超过５%的三根阴线，另外可调整为三天二天满足同样可以，过阴线开盘价为买入信号。希望该指标对各位指标爱好者有用！！！

{主图}
AA:=BARSLAST(COUNT((REF(C,1)/C-1)*100>=幅度,3)>=根数 AND (REF(C,1)/C-1)*100>=幅度);
BB:IF(AA<30,REF(O,BARSLAST(CURRBARSCOUNT=CONST(AA)+1)),DRAWNULL),LINETHICK2,COLORRED;
 CC:=BARSLAST(CURRBARSCOUNT=CONST(AA)+2);
 DRAWTEXT(CC,H,'三外有三'),DRAWABOVE;
 DRAWICON((COUNT(C>BB,CC)=1 AND C>BB OR CROSS(C,BB)) AND CC<=30,L,1);
 {选股}
AA:=BARSLAST(COUNT((REF(C,1)/C-1)*100>=幅度,3)>=根数 AND (REF(C,1)/C-1)*100>=幅度);
BB:=IF(AA<30,REF(O,BARSLAST(CURRBARSCOUNT=CONST(AA)+1)),DRAWNULL);
 CC:=BARSLAST(CURRBARSCOUNT=CONST(AA)+2);
 XG:=(COUNT(C>BB,CC)=1 AND C>BB OR CROSS(C,BB)) AND CC<=30;
 COUNT(XG,5);