尾盘选股副图和选股源码分享，波段低点

源码

A1:=DRAWLINE(HIGH>=HHV(HIGH,13)

,HIGH,LOW<=LLV(LOW,13),LOW,0);

B1:=DRAWLINE(LOW<=LLV(LOW,13)

,LOW,HIGH>=HHV(HIGH,13),HIGH,0);

C1:=LOW<=LLV(LOW,13);

ZD:A1=B1&&C1;