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k线上穿或者下穿boll中轨 (文华财经)来源:文华财经 日期:2021-1-20 22:31
老师,帮我做个预警
k线上穿或者下穿boll中轨,下一根k线预警,boll值是20,2
参考:
MID:MA(CLOSE,20);//求N个周期的收盘价均线,称为布林通道中轨
TMP2:=STD(CLOSE,20);//求M个周期内的收盘价的标准差
TOP:MID+2*TMP2;//布林通道上轨
BOTTOM:MID-2*TMP2;
REF(CROSS(C,MID),1),NOTICE;
REF(CROSSDOWN(C,MID),1),NOTICE;