M:=1.1;
BOLL:MA(CLOSE,20);
上轨:BOLL+2*STD(CLOSE,20);
下轨:BOLL-2*STD(CLOSE,20);
B:上轨/下轨,NODRAW;
DRAWKLINE(HIGH,OPEN,LOW,CLOSE);
DRAWICON(上轨/下轨<=M,下轨*0.90,1);
追问:
看来,这位兄台是高人,能帮忙编写一个这样的选股公式吗???你写的那些,我大概能看懂,但是不知道如何在股票系统里去执行选股,我在广东东莞,原交兄台这位朋友!!!!
追答:
M:=1.1;
BOLL:=MA(CLOSE,20);
上轨:=BOLL+2*STD(CLOSE,20);
下轨:=BOLL-2*STD(CLOSE,20);
上轨/下轨<=M;