生命短线指标 (源码)

短线:MA(C,1)/MA(REF(C,18),18)*100,COLORYELLOW,LINETHICK1;
长线:MA(FORCAST(短线,20),6),COLORMAGENTA,LINETHICK0;
DRAWICON(DOWNNDAY(长线,1),长线,2);
DRAWICON(UPNDAY(长线,1),长线,1);
DRAWICON(CROSS(短线,长线),长线+3.8,11);